Home / 2,720,438.20-4,077,158.10-1,654,348.60

Finding the Fourth Proportional to 2,720,438.20, 4,077,158.10 and 1,654,348.60

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Solution

The fourth proportional to 2,720,438.20, 4,077,158.10 and 1,654,348.60 is: 2,479,394.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,438.20 : 4,077,158.10 = 1,654,348.60 : x
  2. Step 2: Convert to fraction form
    2,720,438.20/4,077,158.10 = 1,654,348.60/x
  3. Step 3: Cross multiply
    2,720,438.20x = 4,077,158.10 × 1,654,348.60
  4. Step 4: Simplify right side
    2,720,438.20x = 6,745,040,794,713.66
  5. Step 5: Solve for x
    x = 6,745,040,794,713.66/2,720,438.20
  6. Step 6: Final answer
    x = 2,479,394.97

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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.