Home / 2,279,397.43-3,145,646.17-1,299,481.37

Finding the Fourth Proportional to 2,279,397.43, 3,145,646.17 and 1,299,481.37

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Solution

The fourth proportional to 2,279,397.43, 3,145,646.17 and 1,299,481.37 is: 1,793,328.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279,397.43 : 3,145,646.17 = 1,299,481.37 : x
  2. Step 2: Convert to fraction form
    2,279,397.43/3,145,646.17 = 1,299,481.37/x
  3. Step 3: Cross multiply
    2,279,397.43x = 3,145,646.17 × 1,299,481.37
  4. Step 4: Simplify right side
    2,279,397.43x = 4,087,708,594,526.85
  5. Step 5: Solve for x
    x = 4,087,708,594,526.85/2,279,397.43
  6. Step 6: Final answer
    x = 1,793,328.60

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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.