Home / 2,639,951.52-3,961,065.22-1,425,286.97

Finding the Fourth Proportional to 2,639,951.52, 3,961,065.22 and 1,425,286.97

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Solution

The fourth proportional to 2,639,951.52, 3,961,065.22 and 1,425,286.97 is: 2,138,544.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,639,951.52 : 3,961,065.22 = 1,425,286.97 : x
  2. Step 2: Convert to fraction form
    2,639,951.52/3,961,065.22 = 1,425,286.97/x
  3. Step 3: Cross multiply
    2,639,951.52x = 3,961,065.22 × 1,425,286.97
  4. Step 4: Simplify right side
    2,639,951.52x = 5,645,654,645,386.18
  5. Step 5: Solve for x
    x = 5,645,654,645,386.18/2,639,951.52
  6. Step 6: Final answer
    x = 2,138,544.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.