Home / 1,270,586.62-1,753,404.41-726,721.64

Finding the Fourth Proportional to 1,270,586.62, 1,753,404.41 and 726,721.64

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Solution

The fourth proportional to 1,270,586.62, 1,753,404.41 and 726,721.64 is: 1,002,872.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,586.62 : 1,753,404.41 = 726,721.64 : x
  2. Step 2: Convert to fraction form
    1,270,586.62/1,753,404.41 = 726,721.64/x
  3. Step 3: Cross multiply
    1,270,586.62x = 1,753,404.41 × 726,721.64
  4. Step 4: Simplify right side
    1,270,586.62x = 1,274,236,928,043.48
  5. Step 5: Solve for x
    x = 1,274,236,928,043.48/1,270,586.62
  6. Step 6: Final answer
    x = 1,002,872.93

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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.