Home / 3,849,414.40-5,313,375.66-2,218,911.58

Finding the Fourth Proportional to 3,849,414.40, 5,313,375.66 and 2,218,911.58

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Solution

The fourth proportional to 3,849,414.40, 5,313,375.66 and 2,218,911.58 is: 3,062,780.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849,414.40 : 5,313,375.66 = 2,218,911.58 : x
  2. Step 2: Convert to fraction form
    3,849,414.40/5,313,375.66 = 2,218,911.58/x
  3. Step 3: Cross multiply
    3,849,414.40x = 5,313,375.66 × 2,218,911.58
  4. Step 4: Simplify right side
    3,849,414.40x = 11,789,910,780,864.14
  5. Step 5: Solve for x
    x = 11,789,910,780,864.14/3,849,414.40
  6. Step 6: Final answer
    x = 3,062,780.35

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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.