Home / 1,251,700.92-1,877,698.02-398,473.64

Finding the Fourth Proportional to 1,251,700.92, 1,877,698.02 and 398,473.64

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Solution

The fourth proportional to 1,251,700.92, 1,877,698.02 and 398,473.64 is: 597,757.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,700.92 : 1,877,698.02 = 398,473.64 : x
  2. Step 2: Convert to fraction form
    1,251,700.92/1,877,698.02 = 398,473.64/x
  3. Step 3: Cross multiply
    1,251,700.92x = 1,877,698.02 × 398,473.64
  4. Step 4: Simplify right side
    1,251,700.92x = 748,213,164,850.19
  5. Step 5: Solve for x
    x = 748,213,164,850.19/1,251,700.92
  6. Step 6: Final answer
    x = 597,757.14

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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.