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Finding the Fourth Proportional to 5,612,834.52, 7,745,712.12 and 3,034,514.52

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Solution

The fourth proportional to 5,612,834.52, 7,745,712.12 and 3,034,514.52 is: 4,187,630.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,612,834.52 : 7,745,712.12 = 3,034,514.52 : x
  2. Step 2: Convert to fraction form
    5,612,834.52/7,745,712.12 = 3,034,514.52/x
  3. Step 3: Cross multiply
    5,612,834.52x = 7,745,712.12 × 3,034,514.52
  4. Step 4: Simplify right side
    5,612,834.52x = 23,504,475,895,879.98
  5. Step 5: Solve for x
    x = 23,504,475,895,879.98/5,612,834.52
  6. Step 6: Final answer
    x = 4,187,630.30

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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.