Home / 2,917,695.20-4,374,469.20-1,321,023.20

Finding the Fourth Proportional to 2,917,695.20, 4,374,469.20 and 1,321,023.20

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Solution

The fourth proportional to 2,917,695.20, 4,374,469.20 and 1,321,023.20 is: 1,980,595.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917,695.20 : 4,374,469.20 = 1,321,023.20 : x
  2. Step 2: Convert to fraction form
    2,917,695.20/4,374,469.20 = 1,321,023.20/x
  3. Step 3: Cross multiply
    2,917,695.20x = 4,374,469.20 × 1,321,023.20
  4. Step 4: Simplify right side
    2,917,695.20x = 5,778,775,300,885.44
  5. Step 5: Solve for x
    x = 5,778,775,300,885.44/2,917,695.20
  6. Step 6: Final answer
    x = 1,980,595.95

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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.