Home / 3,898,440.13-5,377,687.53-2,266,667.14

Finding the Fourth Proportional to 3,898,440.13, 5,377,687.53 and 2,266,667.14

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Solution

The fourth proportional to 3,898,440.13, 5,377,687.53 and 2,266,667.14 is: 3,126,744.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,898,440.13 : 5,377,687.53 = 2,266,667.14 : x
  2. Step 2: Convert to fraction form
    3,898,440.13/5,377,687.53 = 2,266,667.14/x
  3. Step 3: Cross multiply
    3,898,440.13x = 5,377,687.53 × 2,266,667.14
  4. Step 4: Simplify right side
    3,898,440.13x = 12,189,427,613,438.77
  5. Step 5: Solve for x
    x = 12,189,427,613,438.77/3,898,440.13
  6. Step 6: Final answer
    x = 3,126,744.85

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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.