Home / 1,086,816.20-1,499,731.44-603,343.82

Finding the Fourth Proportional to 1,086,816.20, 1,499,731.44 and 603,343.82

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Solution

The fourth proportional to 1,086,816.20, 1,499,731.44 and 603,343.82 is: 832,572.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,816.20 : 1,499,731.44 = 603,343.82 : x
  2. Step 2: Convert to fraction form
    1,086,816.20/1,499,731.44 = 603,343.82/x
  3. Step 3: Cross multiply
    1,086,816.20x = 1,499,731.44 × 603,343.82
  4. Step 4: Simplify right side
    1,086,816.20x = 904,853,695,983.70
  5. Step 5: Solve for x
    x = 904,853,695,983.70/1,086,816.20
  6. Step 6: Final answer
    x = 832,572.88

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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.