Home / 2,751,873.20-4,126,427.40-1,254,273.20

Finding the Fourth Proportional to 2,751,873.20, 4,126,427.40 and 1,254,273.20

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Solution

The fourth proportional to 2,751,873.20, 4,126,427.40 and 1,254,273.20 is: 1,880,779.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751,873.20 : 4,126,427.40 = 1,254,273.20 : x
  2. Step 2: Convert to fraction form
    2,751,873.20/4,126,427.40 = 1,254,273.20/x
  3. Step 3: Cross multiply
    2,751,873.20x = 4,126,427.40 × 1,254,273.20
  4. Step 4: Simplify right side
    2,751,873.20x = 5,175,667,299,565.68
  5. Step 5: Solve for x
    x = 5,175,667,299,565.68/2,751,873.20
  6. Step 6: Final answer
    x = 1,880,779.72

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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.