Home / 2,287,279.17-3,156,422.45-1,268,657.73

Finding the Fourth Proportional to 2,287,279.17, 3,156,422.45 and 1,268,657.73

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Solution

The fourth proportional to 2,287,279.17, 3,156,422.45 and 1,268,657.73 is: 1,750,735.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287,279.17 : 3,156,422.45 = 1,268,657.73 : x
  2. Step 2: Convert to fraction form
    2,287,279.17/3,156,422.45 = 1,268,657.73/x
  3. Step 3: Cross multiply
    2,287,279.17x = 3,156,422.45 × 1,268,657.73
  4. Step 4: Simplify right side
    2,287,279.17x = 4,004,419,733,994.75
  5. Step 5: Solve for x
    x = 4,004,419,733,994.75/2,287,279.17
  6. Step 6: Final answer
    x = 1,750,735.02

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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.