Home / 2,484,667.40-3,727,083.90-687,400.31

Finding the Fourth Proportional to 2,484,667.40, 3,727,083.90 and 687,400.31

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Solution

The fourth proportional to 2,484,667.40, 3,727,083.90 and 687,400.31 is: 1,031,123.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,484,667.40 : 3,727,083.90 = 687,400.31 : x
  2. Step 2: Convert to fraction form
    2,484,667.40/3,727,083.90 = 687,400.31/x
  3. Step 3: Cross multiply
    2,484,667.40x = 3,727,083.90 × 687,400.31
  4. Step 4: Simplify right side
    2,484,667.40x = 2,561,998,609,620.59
  5. Step 5: Solve for x
    x = 2,561,998,609,620.59/2,484,667.40
  6. Step 6: Final answer
    x = 1,031,123.37

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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.