Home / 3,824,876.78-5,278,459.50-2,082,613.73

Finding the Fourth Proportional to 3,824,876.78, 5,278,459.50 and 2,082,613.73

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Solution

The fourth proportional to 3,824,876.78, 5,278,459.50 and 2,082,613.73 is: 2,874,077.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,824,876.78 : 5,278,459.50 = 2,082,613.73 : x
  2. Step 2: Convert to fraction form
    3,824,876.78/5,278,459.50 = 2,082,613.73/x
  3. Step 3: Cross multiply
    3,824,876.78x = 5,278,459.50 × 2,082,613.73
  4. Step 4: Simplify right side
    3,824,876.78x = 10,992,992,217,535.87
  5. Step 5: Solve for x
    x = 10,992,992,217,535.87/3,824,876.78
  6. Step 6: Final answer
    x = 2,874,077.48

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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.