Home / 2,250,945.32-3,375,367.04-811,439.16

Finding the Fourth Proportional to 2,250,945.32, 3,375,367.04 and 811,439.16

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Solution

The fourth proportional to 2,250,945.32, 3,375,367.04 and 811,439.16 is: 1,216,779.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,250,945.32 : 3,375,367.04 = 811,439.16 : x
  2. Step 2: Convert to fraction form
    2,250,945.32/3,375,367.04 = 811,439.16/x
  3. Step 3: Cross multiply
    2,250,945.32x = 3,375,367.04 × 811,439.16
  4. Step 4: Simplify right side
    2,250,945.32x = 2,738,904,995,629.29
  5. Step 5: Solve for x
    x = 2,738,904,995,629.29/2,250,945.32
  6. Step 6: Final answer
    x = 1,216,779.89

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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.