Home / 1,272,494.56-1,904,587.78-935,446

Finding the Fourth Proportional to 1,272,494.56, 1,904,587.78 and 935,446

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Solution

The fourth proportional to 1,272,494.56, 1,904,587.78 and 935,446 is: 1,400,115.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,494.56 : 1,904,587.78 = 935,446 : x
  2. Step 2: Convert to fraction form
    1,272,494.56/1,904,587.78 = 935,446/x
  3. Step 3: Cross multiply
    1,272,494.56x = 1,904,587.78 × 935,446
  4. Step 4: Simplify right side
    1,272,494.56x = 1,781,639,020,449.88
  5. Step 5: Solve for x
    x = 1,781,639,020,449.88/1,272,494.56
  6. Step 6: Final answer
    x = 1,400,115.24

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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.