Home / 1,234,171.49-1,703,314.39-690,337.49

Finding the Fourth Proportional to 1,234,171.49, 1,703,314.39 and 690,337.49

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Solution

The fourth proportional to 1,234,171.49, 1,703,314.39 and 690,337.49 is: 952,753.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,171.49 : 1,703,314.39 = 690,337.49 : x
  2. Step 2: Convert to fraction form
    1,234,171.49/1,703,314.39 = 690,337.49/x
  3. Step 3: Cross multiply
    1,234,171.49x = 1,703,314.39 × 690,337.49
  4. Step 4: Simplify right side
    1,234,171.49x = 1,175,861,780,673.48
  5. Step 5: Solve for x
    x = 1,175,861,780,673.48/1,234,171.49
  6. Step 6: Final answer
    x = 952,753.97

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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.