Home / 930,581.61-1,397,067.85-717,484.88

Finding the Fourth Proportional to 930,581.61, 1,397,067.85 and 717,484.88

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Solution

The fourth proportional to 930,581.61, 1,397,067.85 and 717,484.88 is: 1,077,149.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,581.61 : 1,397,067.85 = 717,484.88 : x
  2. Step 2: Convert to fraction form
    930,581.61/1,397,067.85 = 717,484.88/x
  3. Step 3: Cross multiply
    930,581.61x = 1,397,067.85 × 717,484.88
  4. Step 4: Simplify right side
    930,581.61x = 1,002,375,055,121.68
  5. Step 5: Solve for x
    x = 1,002,375,055,121.68/930,581.61
  6. Step 6: Final answer
    x = 1,077,149.00

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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.