Home / 2,461,275.62-3,396,540.60-1,428,879.20

Finding the Fourth Proportional to 2,461,275.62, 3,396,540.60 and 1,428,879.20

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Solution

The fourth proportional to 2,461,275.62, 3,396,540.60 and 1,428,879.20 is: 1,971,841.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,461,275.62 : 3,396,540.60 = 1,428,879.20 : x
  2. Step 2: Convert to fraction form
    2,461,275.62/3,396,540.60 = 1,428,879.20/x
  3. Step 3: Cross multiply
    2,461,275.62x = 3,396,540.60 × 1,428,879.20
  4. Step 4: Simplify right side
    2,461,275.62x = 4,853,246,215,295.52
  5. Step 5: Solve for x
    x = 4,853,246,215,295.52/2,461,275.62
  6. Step 6: Final answer
    x = 1,971,841.83

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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.