Home / 2,287,757.52-3,431,725.79-690,320.88

Finding the Fourth Proportional to 2,287,757.52, 3,431,725.79 and 690,320.88

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Solution

The fourth proportional to 2,287,757.52, 3,431,725.79 and 690,320.88 is: 1,035,508.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287,757.52 : 3,431,725.79 = 690,320.88 : x
  2. Step 2: Convert to fraction form
    2,287,757.52/3,431,725.79 = 690,320.88/x
  3. Step 3: Cross multiply
    2,287,757.52x = 3,431,725.79 × 690,320.88
  4. Step 4: Simplify right side
    2,287,757.52x = 2,368,991,963,819.89
  5. Step 5: Solve for x
    x = 2,368,991,963,819.89/2,287,757.52
  6. Step 6: Final answer
    x = 1,035,508.33

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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.