Home / 3,898,439.13-5,377,686.15-2,266,666.14

Finding the Fourth Proportional to 3,898,439.13, 5,377,686.15 and 2,266,666.14

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Solution

The fourth proportional to 3,898,439.13, 5,377,686.15 and 2,266,666.14 is: 3,126,743.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,898,439.13 : 5,377,686.15 = 2,266,666.14 : x
  2. Step 2: Convert to fraction form
    3,898,439.13/5,377,686.15 = 2,266,666.14/x
  3. Step 3: Cross multiply
    3,898,439.13x = 5,377,686.15 × 2,266,666.14
  4. Step 4: Simplify right side
    3,898,439.13x = 12,189,419,136,418.28
  5. Step 5: Solve for x
    x = 12,189,419,136,418.28/3,898,439.13
  6. Step 6: Final answer
    x = 3,126,743.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.