Home / 2,486,818.69-3,730,227.82-689,702.13

Finding the Fourth Proportional to 2,486,818.69, 3,730,227.82 and 689,702.13

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Solution

The fourth proportional to 2,486,818.69, 3,730,227.82 and 689,702.13 is: 1,034,553.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,818.69 : 3,730,227.82 = 689,702.13 : x
  2. Step 2: Convert to fraction form
    2,486,818.69/3,730,227.82 = 689,702.13/x
  3. Step 3: Cross multiply
    2,486,818.69x = 3,730,227.82 × 689,702.13
  4. Step 4: Simplify right side
    2,486,818.69x = 2,572,746,071,115.00
  5. Step 5: Solve for x
    x = 2,572,746,071,115.00/2,486,818.69
  6. Step 6: Final answer
    x = 1,034,553.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.