Home / 1,484,167.40-2,226,251.10-687,005.90

Finding the Fourth Proportional to 1,484,167.40, 2,226,251.10 and 687,005.90

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Solution

The fourth proportional to 1,484,167.40, 2,226,251.10 and 687,005.90 is: 1,030,508.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,167.40 : 2,226,251.10 = 687,005.90 : x
  2. Step 2: Convert to fraction form
    1,484,167.40/2,226,251.10 = 687,005.90/x
  3. Step 3: Cross multiply
    1,484,167.40x = 2,226,251.10 × 687,005.90
  4. Step 4: Simplify right side
    1,484,167.40x = 1,529,447,640,581.49
  5. Step 5: Solve for x
    x = 1,529,447,640,581.49/1,484,167.40
  6. Step 6: Final answer
    x = 1,030,508.85

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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.