Home / 2,274,275.20-3,138,475.65-1,241,779.74

Finding the Fourth Proportional to 2,274,275.20, 3,138,475.65 and 1,241,779.74

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Solution

The fourth proportional to 2,274,275.20, 3,138,475.65 and 1,241,779.74 is: 1,713,642.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,274,275.20 : 3,138,475.65 = 1,241,779.74 : x
  2. Step 2: Convert to fraction form
    2,274,275.20/3,138,475.65 = 1,241,779.74/x
  3. Step 3: Cross multiply
    2,274,275.20x = 3,138,475.65 × 1,241,779.74
  4. Step 4: Simplify right side
    2,274,275.20x = 3,897,295,474,293.03
  5. Step 5: Solve for x
    x = 3,897,295,474,293.03/2,274,275.20
  6. Step 6: Final answer
    x = 1,713,642.87

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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.