Home / 1,785,581.97-2,464,120.89-969,801.61

Finding the Fourth Proportional to 1,785,581.97, 2,464,120.89 and 969,801.61

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Solution

The fourth proportional to 1,785,581.97, 2,464,120.89 and 969,801.61 is: 1,338,335.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,581.97 : 2,464,120.89 = 969,801.61 : x
  2. Step 2: Convert to fraction form
    1,785,581.97/2,464,120.89 = 969,801.61/x
  3. Step 3: Cross multiply
    1,785,581.97x = 2,464,120.89 × 969,801.61
  4. Step 4: Simplify right side
    1,785,581.97x = 2,389,708,406,356.63
  5. Step 5: Solve for x
    x = 2,389,708,406,356.63/1,785,581.97
  6. Step 6: Final answer
    x = 1,338,335.87

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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.