Home / 1,379,358.11-2,067,695.26-659,512.73

Finding the Fourth Proportional to 1,379,358.11, 2,067,695.26 and 659,512.73

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Solution

The fourth proportional to 1,379,358.11, 2,067,695.26 and 659,512.73 is: 988,627.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,358.11 : 2,067,695.26 = 659,512.73 : x
  2. Step 2: Convert to fraction form
    1,379,358.11/2,067,695.26 = 659,512.73/x
  3. Step 3: Cross multiply
    1,379,358.11x = 2,067,695.26 × 659,512.73
  4. Step 4: Simplify right side
    1,379,358.11x = 1,363,671,345,730.66
  5. Step 5: Solve for x
    x = 1,363,671,345,730.66/1,379,358.11
  6. Step 6: Final answer
    x = 988,627.49

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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.