Jordan Corporation had sales in 2012 of $150,000, in 2013 of $180,000, and in 2014 of $225,000. The gross profit percentage of each year, in order, was 25%, 30%, and 35%. Past history has shown that 20% of total sales are collected in the first year, 40% in the second year, and 20% in the third year. Assuming these collections are made as projected, give the journal entries for 2012, 2013, and 2014, assuming the installment sales method. Ignore provisions for bad debts and interest.