Arranged marriages are common in India and still goes on to this day. The main cause of this it is difficult to for the young to socialise, especially in villages where it is a taboo.
Furthermore following customs is the easy way out for the young where everthing is arranged as far as marriage is concerned.
Yes, they still practice forms of arranged marriages in India. They do so because it's been a long standing tradition in their country. It's a tradition. However, they're not common in America.