Home / 2,947,444.26-4,419,953.60-1,126,481.78

Finding the Fourth Proportional to 2,947,444.26, 4,419,953.60 and 1,126,481.78

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Solution

The fourth proportional to 2,947,444.26, 4,419,953.60 and 1,126,481.78 is: 1,689,259.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947,444.26 : 4,419,953.60 = 1,126,481.78 : x
  2. Step 2: Convert to fraction form
    2,947,444.26/4,419,953.60 = 1,126,481.78/x
  3. Step 3: Cross multiply
    2,947,444.26x = 4,419,953.60 × 1,126,481.78
  4. Step 4: Simplify right side
    2,947,444.26x = 4,978,997,198,845.41
  5. Step 5: Solve for x
    x = 4,978,997,198,845.41/2,947,444.26
  6. Step 6: Final answer
    x = 1,689,259.15

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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.