Home / 992,053.52-1,369,693.16-762,201.36

Finding the Fourth Proportional to 992,053.52, 1,369,693.16 and 762,201.36

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Solution

The fourth proportional to 992,053.52, 1,369,693.16 and 762,201.36 is: 1,052,344.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,053.52 : 1,369,693.16 = 762,201.36 : x
  2. Step 2: Convert to fraction form
    992,053.52/1,369,693.16 = 762,201.36/x
  3. Step 3: Cross multiply
    992,053.52x = 1,369,693.16 × 762,201.36
  4. Step 4: Simplify right side
    992,053.52x = 1,043,981,989,334.70
  5. Step 5: Solve for x
    x = 1,043,981,989,334.70/992,053.52
  6. Step 6: Final answer
    x = 1,052,344.42

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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.