Home / 3,561,441.52-5,342,122.82-865,769.30

Finding the Fourth Proportional to 3,561,441.52, 5,342,122.82 and 865,769.30

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Solution

The fourth proportional to 3,561,441.52, 5,342,122.82 and 865,769.30 is: 1,298,644.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561,441.52 : 5,342,122.82 = 865,769.30 : x
  2. Step 2: Convert to fraction form
    3,561,441.52/5,342,122.82 = 865,769.30/x
  3. Step 3: Cross multiply
    3,561,441.52x = 5,342,122.82 × 865,769.30
  4. Step 4: Simplify right side
    3,561,441.52x = 4,625,045,934,385.43
  5. Step 5: Solve for x
    x = 4,625,045,934,385.43/3,561,441.52
  6. Step 6: Final answer
    x = 1,298,644.36

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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.