Home / 2,738,537.43-4,107,755.12-819,449.79

Finding the Fourth Proportional to 2,738,537.43, 4,107,755.12 and 819,449.79

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Solution

The fourth proportional to 2,738,537.43, 4,107,755.12 and 819,449.79 is: 1,229,159.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738,537.43 : 4,107,755.12 = 819,449.79 : x
  2. Step 2: Convert to fraction form
    2,738,537.43/4,107,755.12 = 819,449.79/x
  3. Step 3: Cross multiply
    2,738,537.43x = 4,107,755.12 × 819,449.79
  4. Step 4: Simplify right side
    2,738,537.43x = 3,366,099,066,358.18
  5. Step 5: Solve for x
    x = 3,366,099,066,358.18/2,738,537.43
  6. Step 6: Final answer
    x = 1,229,159.42

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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.