Finding the Third Proportional to 386,817.75 and 840,885.75
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Solution
The third proportional to 386,817.75 and 840,885.75 is: 1,827,963.80
Step by Step Solution
- Step 1: Write the proportion equation
386,817.75 : 840,885.75 = 840,885.75 : x - Step 2: Convert to fraction form
386,817.75/840,885.75 = 840,885.75/x - Step 3: Cross multiply
386,817.75x = 840,885.75 × 840,885.75 - Step 4: Simplify right side
386,817.75x = 707,088,844,553.06 - Step 5: Solve for x
x = 707,088,844,553.06/386,817.75 - Step 6: Final answer
x = 1,827,963.80
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.