Home / 2,750,273.76-4,126,144.32-953,155.74

Finding the Fourth Proportional to 2,750,273.76, 4,126,144.32 and 953,155.74

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Solution

The fourth proportional to 2,750,273.76, 4,126,144.32 and 953,155.74 is: 1,429,987.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750,273.76 : 4,126,144.32 = 953,155.74 : x
  2. Step 2: Convert to fraction form
    2,750,273.76/4,126,144.32 = 953,155.74/x
  3. Step 3: Cross multiply
    2,750,273.76x = 4,126,144.32 × 953,155.74
  4. Step 4: Simplify right side
    2,750,273.76x = 3,932,858,142,676.40
  5. Step 5: Solve for x
    x = 3,932,858,142,676.40/2,750,273.76
  6. Step 6: Final answer
    x = 1,429,987.88

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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.