Home / 816,854.43-1,222,773.62-739,872.03

Finding the Fourth Proportional to 816,854.43, 1,222,773.62 and 739,872.03

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Solution

The fourth proportional to 816,854.43, 1,222,773.62 and 739,872.03 is: 1,107,536.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,854.43 : 1,222,773.62 = 739,872.03 : x
  2. Step 2: Convert to fraction form
    816,854.43/1,222,773.62 = 739,872.03/x
  3. Step 3: Cross multiply
    816,854.43x = 1,222,773.62 × 739,872.03
  4. Step 4: Simplify right side
    816,854.43x = 904,695,996,760.49
  5. Step 5: Solve for x
    x = 904,695,996,760.49/816,854.43
  6. Step 6: Final answer
    x = 1,107,536.38

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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.