Home / 4,221,481.28-5,825,649.15-2,287,741.86

Finding the Fourth Proportional to 4,221,481.28, 5,825,649.15 and 2,287,741.86

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Solution

The fourth proportional to 4,221,481.28, 5,825,649.15 and 2,287,741.86 is: 3,157,086.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,221,481.28 : 5,825,649.15 = 2,287,741.86 : x
  2. Step 2: Convert to fraction form
    4,221,481.28/5,825,649.15 = 2,287,741.86/x
  3. Step 3: Cross multiply
    4,221,481.28x = 5,825,649.15 × 2,287,741.86
  4. Step 4: Simplify right side
    4,221,481.28x = 13,327,581,422,128.42
  5. Step 5: Solve for x
    x = 13,327,581,422,128.42/4,221,481.28
  6. Step 6: Final answer
    x = 3,157,086.47

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Double scale
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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.