Home / 2,948,481.28-4,068,230.91-1,658,851.12

Finding the Fourth Proportional to 2,948,481.28, 4,068,230.91 and 1,658,851.12

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Solution

The fourth proportional to 2,948,481.28, 4,068,230.91 and 1,658,851.12 is: 2,288,835.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948,481.28 : 4,068,230.91 = 1,658,851.12 : x
  2. Step 2: Convert to fraction form
    2,948,481.28/4,068,230.91 = 1,658,851.12/x
  3. Step 3: Cross multiply
    2,948,481.28x = 4,068,230.91 × 1,658,851.12
  4. Step 4: Simplify right side
    2,948,481.28x = 6,748,589,381,130.97
  5. Step 5: Solve for x
    x = 6,748,589,381,130.97/2,948,481.28
  6. Step 6: Final answer
    x = 2,288,835.76

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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.