Home / 1,229,864.20-1,845,257.10-482,446.60

Finding the Fourth Proportional to 1,229,864.20, 1,845,257.10 and 482,446.60

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Solution

The fourth proportional to 1,229,864.20, 1,845,257.10 and 482,446.60 is: 723,850.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,864.20 : 1,845,257.10 = 482,446.60 : x
  2. Step 2: Convert to fraction form
    1,229,864.20/1,845,257.10 = 482,446.60/x
  3. Step 3: Cross multiply
    1,229,864.20x = 1,845,257.10 × 482,446.60
  4. Step 4: Simplify right side
    1,229,864.20x = 890,238,014,020.86
  5. Step 5: Solve for x
    x = 890,238,014,020.86/1,229,864.20
  6. Step 6: Final answer
    x = 723,850.66

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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.