Home / 1,179,076.38-1,625,969.47-748,609.17

Finding the Fourth Proportional to 1,179,076.38, 1,625,969.47 and 748,609.17

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Solution

The fourth proportional to 1,179,076.38, 1,625,969.47 and 748,609.17 is: 1,032,346.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,076.38 : 1,625,969.47 = 748,609.17 : x
  2. Step 2: Convert to fraction form
    1,179,076.38/1,625,969.47 = 748,609.17/x
  3. Step 3: Cross multiply
    1,179,076.38x = 1,625,969.47 × 748,609.17
  4. Step 4: Simplify right side
    1,179,076.38x = 1,217,215,655,382.04
  5. Step 5: Solve for x
    x = 1,217,215,655,382.04/1,179,076.38
  6. Step 6: Final answer
    x = 1,032,346.74

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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.