Home / 1,097,451.28-1,514,541.52-613,987.68

Finding the Fourth Proportional to 1,097,451.28, 1,514,541.52 and 613,987.68

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Solution

The fourth proportional to 1,097,451.28, 1,514,541.52 and 613,987.68 is: 847,335.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,451.28 : 1,514,541.52 = 613,987.68 : x
  2. Step 2: Convert to fraction form
    1,097,451.28/1,514,541.52 = 613,987.68/x
  3. Step 3: Cross multiply
    1,097,451.28x = 1,514,541.52 × 613,987.68
  4. Step 4: Simplify right side
    1,097,451.28x = 929,909,834,128.47
  5. Step 5: Solve for x
    x = 929,909,834,128.47/1,097,451.28
  6. Step 6: Final answer
    x = 847,335.87

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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.