Dilwale Dulhania Le Jayenge is a romantic comedy film that does not deal with the theme of poverty in a significant way. The other three films, however, are considered to be classic examples of poverty metaphor in Indian cinema.

The broken conch shell symbolizes Apu's poverty and lack of material possessions. It is a reminder of the harsh realities of life that he faces.

Radha's decision to sell her jewelry symbolizes her desperation and willingness to sacrifice everything for her family. It is a powerful statement about the lengths that a mother will go to protect her children.

Krishna's life on the streets of Mumbai symbolizes the harsh realities of life for street children in India, the lack of opportunities for the poor, and the indifference of society towards the poor.

Deewar uses poverty as a metaphor to explore the theme of class struggle. The film follows the story of two brothers, one of whom becomes a gangster while the other becomes a police officer. The film explores the different ways in which poverty can lead to crime and violence.

The heavy tax imposed on the villagers by the British symbolizes the economic exploitation of India by the British, the lack of economic opportunities for the villagers, and the indifference of the British towards the plight of the villagers.

Mirch Masala uses poverty as a metaphor to explore the theme of female empowerment. The film follows the story of a group of women who fight back against a corrupt landlord who tries to take over their village. The film shows how poverty can be a source of strength and resilience for women.

Phoolan Devi's decision to become a bandit symbolizes the violence and oppression faced by women in India, the lack of justice for victims of sexual violence, and the resilience and strength of women in the face of adversity.

Water uses poverty as a metaphor to explore the theme of environmental degradation. The film follows the story of a group of widows who are forced to live in a secluded ashram because they are considered to be inauspicious. The film shows how poverty and environmental degradation are interconnected.

Jamal's life in the slum of Mumbai symbolizes the harsh realities of life in the slums of India, the lack of opportunities for the poor, and the indifference of society towards the poor.

Slumdog Millionaire uses poverty as a metaphor to explore the theme of globalization. The film follows the story of Jamal Malik, a young man from the slums of Mumbai who becomes a contestant on the Indian version of "Who Wants to Be a Millionaire?" The film shows how globalization has created new opportunities for the poor, but it has also led to increased inequality.

Ila and Saajan's exchange of lunchboxes symbolizes the loneliness and isolation of modern life, the desire for human connection, and the power of food to bring people together.

Lagaan uses poverty as a metaphor to explore the theme of migration. The film follows the story of a group of villagers who are forced to migrate to a new village after their crops fail. The film shows how poverty can lead to migration and the challenges that migrants face.

DJ's disillusionment with the state of the country symbolizes the disillusionment of the youth with the political system, the lack of opportunities for the youth, and the indifference of the government towards the youth.

Deewar uses poverty as a metaphor to explore the theme of corruption. The film follows the story of two brothers, one of whom becomes a gangster while the other becomes a police officer. The film shows how corruption can lead to poverty and crime.