Home / 932,711.74-1,395,746.10-647,062.20

Finding the Fourth Proportional to 932,711.74, 1,395,746.10 and 647,062.20

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Solution

The fourth proportional to 932,711.74, 1,395,746.10 and 647,062.20 is: 968,289.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,711.74 : 1,395,746.10 = 647,062.20 : x
  2. Step 2: Convert to fraction form
    932,711.74/1,395,746.10 = 647,062.20/x
  3. Step 3: Cross multiply
    932,711.74x = 1,395,746.10 × 647,062.20
  4. Step 4: Simplify right side
    932,711.74x = 903,134,542,107.42
  5. Step 5: Solve for x
    x = 903,134,542,107.42/932,711.74
  6. Step 6: Final answer
    x = 968,289.03

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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.