Finding the Third Proportional to 425,679.75 and 915,936.75
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Solution
The third proportional to 425,679.75 and 915,936.75 is: 1,970,824.62
Step by Step Solution
- Step 1: Write the proportion equation
425,679.75 : 915,936.75 = 915,936.75 : x - Step 2: Convert to fraction form
425,679.75/915,936.75 = 915,936.75/x - Step 3: Cross multiply
425,679.75x = 915,936.75 × 915,936.75 - Step 4: Simplify right side
425,679.75x = 838,940,130,000.56 - Step 5: Solve for x
x = 838,940,130,000.56/425,679.75 - Step 6: Final answer
x = 1,970,824.62
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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.