Home / 2,244,977.18-3,098,071.31-1,278,107.45

Finding the Fourth Proportional to 2,244,977.18, 3,098,071.31 and 1,278,107.45

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Solution

The fourth proportional to 2,244,977.18, 3,098,071.31 and 1,278,107.45 is: 1,763,789.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,244,977.18 : 3,098,071.31 = 1,278,107.45 : x
  2. Step 2: Convert to fraction form
    2,244,977.18/3,098,071.31 = 1,278,107.45/x
  3. Step 3: Cross multiply
    2,244,977.18x = 3,098,071.31 × 1,278,107.45
  4. Step 4: Simplify right side
    2,244,977.18x = 3,959,668,000,061.37
  5. Step 5: Solve for x
    x = 3,959,668,000,061.37/2,244,977.18
  6. Step 6: Final answer
    x = 1,763,789.87

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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.