Home / 1,489,542.82-2,234,318.88-410,069.79

Finding the Fourth Proportional to 1,489,542.82, 2,234,318.88 and 410,069.79

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Solution

The fourth proportional to 1,489,542.82, 2,234,318.88 and 410,069.79 is: 615,105.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,542.82 : 2,234,318.88 = 410,069.79 : x
  2. Step 2: Convert to fraction form
    1,489,542.82/2,234,318.88 = 410,069.79/x
  3. Step 3: Cross multiply
    1,489,542.82x = 2,234,318.88 × 410,069.79
  4. Step 4: Simplify right side
    1,489,542.82x = 916,226,675,452.40
  5. Step 5: Solve for x
    x = 916,226,675,452.40/1,489,542.82
  6. Step 6: Final answer
    x = 615,105.97

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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.