Dipesh, harjot and lavi invests in a business wherein dipesh contributes 1/8^th of the total capital for 1/3^rd of time, harjot contributes 1/4^th of capital for 1/2 of time and lavi invests remaining capital for full time. If this investment is for 18 months and investment by harjot is Rs. 30000 then find the difference in dipesh’s and lavi’s share of profit if total profit gain% is 19% from total investment made.