Home / 1,098,094.43-1,515,385.79-632,691.09

Finding the Fourth Proportional to 1,098,094.43, 1,515,385.79 and 632,691.09

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Solution

The fourth proportional to 1,098,094.43, 1,515,385.79 and 632,691.09 is: 873,122.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,094.43 : 1,515,385.79 = 632,691.09 : x
  2. Step 2: Convert to fraction form
    1,098,094.43/1,515,385.79 = 632,691.09/x
  3. Step 3: Cross multiply
    1,098,094.43x = 1,515,385.79 × 632,691.09
  4. Step 4: Simplify right side
    1,098,094.43x = 958,771,084,082.16
  5. Step 5: Solve for x
    x = 958,771,084,082.16/1,098,094.43
  6. Step 6: Final answer
    x = 873,122.62

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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.