Golden Summer Punch

1 (6 oz.) can frozen orange juice concentrate
1 (12 oz.) can apricot nectar
1 (6 oz.) can frozen lemonade concentrate
1 (#2) can (2 1/2 c.) pineapple juice

Add water to frozen concentrates as directed on cans. Combine with apricot nectar, pineapple juice. Chill. Serve in punch bowl. Float block of ice in punch. Garnish with orange slices. Makes about 3 quarts.