Home / 3,861,842.40-5,793,454.80-1,618,207.20

Finding the Fourth Proportional to 3,861,842.40, 5,793,454.80 and 1,618,207.20

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Solution

The fourth proportional to 3,861,842.40, 5,793,454.80 and 1,618,207.20 is: 2,427,600.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,861,842.40 : 5,793,454.80 = 1,618,207.20 : x
  2. Step 2: Convert to fraction form
    3,861,842.40/5,793,454.80 = 1,618,207.20/x
  3. Step 3: Cross multiply
    3,861,842.40x = 5,793,454.80 × 1,618,207.20
  4. Step 4: Simplify right side
    3,861,842.40x = 9,375,010,270,234.56
  5. Step 5: Solve for x
    x = 9,375,010,270,234.56/3,861,842.40
  6. Step 6: Final answer
    x = 2,427,600.43

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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.