Home / 1,251,545.64-1,877,224.09-398,582.84

Finding the Fourth Proportional to 1,251,545.64, 1,877,224.09 and 398,582.84

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Solution

The fourth proportional to 1,251,545.64, 1,877,224.09 and 398,582.84 is: 597,844.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,545.64 : 1,877,224.09 = 398,582.84 : x
  2. Step 2: Convert to fraction form
    1,251,545.64/1,877,224.09 = 398,582.84/x
  3. Step 3: Cross multiply
    1,251,545.64x = 1,877,224.09 × 398,582.84
  4. Step 4: Simplify right side
    1,251,545.64x = 748,229,309,108.62
  5. Step 5: Solve for x
    x = 748,229,309,108.62/1,251,545.64
  6. Step 6: Final answer
    x = 597,844.21

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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.