Home / 2,996,286.74-4,497,788.60-1,200,422.13

Finding the Fourth Proportional to 2,996,286.74, 4,497,788.60 and 1,200,422.13

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Solution

The fourth proportional to 2,996,286.74, 4,497,788.60 and 1,200,422.13 is: 1,801,978.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,996,286.74 : 4,497,788.60 = 1,200,422.13 : x
  2. Step 2: Convert to fraction form
    2,996,286.74/4,497,788.60 = 1,200,422.13/x
  3. Step 3: Cross multiply
    2,996,286.74x = 4,497,788.60 × 1,200,422.13
  4. Step 4: Simplify right side
    2,996,286.74x = 5,399,244,959,886.86
  5. Step 5: Solve for x
    x = 5,399,244,959,886.86/2,996,286.74
  6. Step 6: Final answer
    x = 1,801,978.72

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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.