Home / 3,850,143.52-5,780,892.50-2,147,613.22

Finding the Fourth Proportional to 3,850,143.52, 5,780,892.50 and 2,147,613.22

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Solution

The fourth proportional to 3,850,143.52, 5,780,892.50 and 2,147,613.22 is: 3,224,586.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850,143.52 : 5,780,892.50 = 2,147,613.22 : x
  2. Step 2: Convert to fraction form
    3,850,143.52/5,780,892.50 = 2,147,613.22/x
  3. Step 3: Cross multiply
    3,850,143.52x = 5,780,892.50 × 2,147,613.22
  4. Step 4: Simplify right side
    3,850,143.52x = 12,415,121,156,398.85
  5. Step 5: Solve for x
    x = 12,415,121,156,398.85/3,850,143.52
  6. Step 6: Final answer
    x = 3,224,586.59

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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.