Home / 981,805.44-1,470,346.20-559,801.92

Finding the Fourth Proportional to 981,805.44, 1,470,346.20 and 559,801.92

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Solution

The fourth proportional to 981,805.44, 1,470,346.20 and 559,801.92 is: 838,356.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,805.44 : 1,470,346.20 = 559,801.92 : x
  2. Step 2: Convert to fraction form
    981,805.44/1,470,346.20 = 559,801.92/x
  3. Step 3: Cross multiply
    981,805.44x = 1,470,346.20 × 559,801.92
  4. Step 4: Simplify right side
    981,805.44x = 823,102,625,824.70
  5. Step 5: Solve for x
    x = 823,102,625,824.70/981,805.44
  6. Step 6: Final answer
    x = 838,356.15

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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.