Pictures are of little value in attempting to help. Attach a file with a before and after scenario. Mock up the after scenario so that we understand exactly what you are needing. Pictures are small and hard to read. Everyone here is a volunteer with limited time and no one really wants to guess at your formats in your spreadsheet and try to re-create them.
If you want all entries to have the minimum price against them , then in D2 , enter the following array formula , to be entered using CTRL SHIFT ENTER :