Finding the Third Proportional to 389,993.06 and 838,193.06
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Solution
The third proportional to 389,993.06 and 838,193.06 is: 1,801,487.46
Step by Step Solution
- Step 1: Write the proportion equation
389,993.06 : 838,193.06 = 838,193.06 : x - Step 2: Convert to fraction form
389,993.06/838,193.06 = 838,193.06/x - Step 3: Cross multiply
389,993.06x = 838,193.06 × 838,193.06 - Step 4: Simplify right side
389,993.06x = 702,567,610,023.13 - Step 5: Solve for x
x = 702,567,610,023.13/389,993.06 - Step 6: Final answer
x = 1,801,487.46
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.