Home / 1,116,634.60-1,674,951.90-442,876.60

Finding the Fourth Proportional to 1,116,634.60, 1,674,951.90 and 442,876.60

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Solution

The fourth proportional to 1,116,634.60, 1,674,951.90 and 442,876.60 is: 664,314.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,634.60 : 1,674,951.90 = 442,876.60 : x
  2. Step 2: Convert to fraction form
    1,116,634.60/1,674,951.90 = 442,876.60/x
  3. Step 3: Cross multiply
    1,116,634.60x = 1,674,951.90 × 442,876.60
  4. Step 4: Simplify right side
    1,116,634.60x = 741,797,002,635.54
  5. Step 5: Solve for x
    x = 741,797,002,635.54/1,116,634.60
  6. Step 6: Final answer
    x = 664,314.90

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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.