Home / 3,976,851.91-5,488,059.20-2,257,972.42

Finding the Fourth Proportional to 3,976,851.91, 5,488,059.20 and 2,257,972.42

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Solution

The fourth proportional to 3,976,851.91, 5,488,059.20 and 2,257,972.42 is: 3,116,003.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,976,851.91 : 5,488,059.20 = 2,257,972.42 : x
  2. Step 2: Convert to fraction form
    3,976,851.91/5,488,059.20 = 2,257,972.42/x
  3. Step 3: Cross multiply
    3,976,851.91x = 5,488,059.20 × 2,257,972.42
  4. Step 4: Simplify right side
    3,976,851.91x = 12,391,886,312,927.26
  5. Step 5: Solve for x
    x = 12,391,886,312,927.26/3,976,851.91
  6. Step 6: Final answer
    x = 3,116,003.96

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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.