Finding the Fourth Proportional to 936,013.15, 1,401,264.06 and 579,882.07
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Solution
The fourth proportional to 936,013.15, 1,401,264.06 and 579,882.07 is: 868,115.91
Step by Step Solution
- Step 1: Write the proportion equation
936,013.15 : 1,401,264.06 = 579,882.07 : x - Step 2: Convert to fraction form
936,013.15/1,401,264.06 = 579,882.07/x - Step 3: Cross multiply
936,013.15x = 1,401,264.06 × 579,882.07 - Step 4: Simplify right side
936,013.15x = 812,567,903,729.40 - Step 5: Solve for x
x = 812,567,903,729.40/936,013.15 - Step 6: Final answer
x = 868,115.91
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.