Finding the Third Proportional to 689,725.13 and 872,647.17
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Solution
The third proportional to 689,725.13 and 872,647.17 is: 1,104,081.99
Step by Step Solution
- Step 1: Write the proportion equation
689,725.13 : 872,647.17 = 872,647.17 : x - Step 2: Convert to fraction form
689,725.13/872,647.17 = 872,647.17/x - Step 3: Cross multiply
689,725.13x = 872,647.17 × 872,647.17 - Step 4: Simplify right side
689,725.13x = 761,513,086,581.44 - Step 5: Solve for x
x = 761,513,086,581.44/689,725.13 - Step 6: Final answer
x = 1,104,081.99
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These problems maintain the same ratio (1.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.