Home / 1,171,145.33-1,616,523.30-681,229.38

Finding the Fourth Proportional to 1,171,145.33, 1,616,523.30 and 681,229.38

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Solution

The fourth proportional to 1,171,145.33, 1,616,523.30 and 681,229.38 is: 940,295.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,145.33 : 1,616,523.30 = 681,229.38 : x
  2. Step 2: Convert to fraction form
    1,171,145.33/1,616,523.30 = 681,229.38/x
  3. Step 3: Cross multiply
    1,171,145.33x = 1,616,523.30 × 681,229.38
  4. Step 4: Simplify right side
    1,171,145.33x = 1,101,223,165,414.55
  5. Step 5: Solve for x
    x = 1,101,223,165,414.55/1,171,145.33
  6. Step 6: Final answer
    x = 940,295.92

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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.