Home / 726,851.15-1,002,785.39-725,730.16

Finding the Fourth Proportional to 726,851.15, 1,002,785.39 and 725,730.16

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Solution

The fourth proportional to 726,851.15, 1,002,785.39 and 725,730.16 is: 1,001,238.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,851.15 : 1,002,785.39 = 725,730.16 : x
  2. Step 2: Convert to fraction form
    726,851.15/1,002,785.39 = 725,730.16/x
  3. Step 3: Cross multiply
    726,851.15x = 1,002,785.39 × 725,730.16
  4. Step 4: Simplify right side
    726,851.15x = 727,751,599,217.24
  5. Step 5: Solve for x
    x = 727,751,599,217.24/726,851.15
  6. Step 6: Final answer
    x = 1,001,238.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.