Home / 3,561,169.68-5,342,001.12-1,431,255.60

Finding the Fourth Proportional to 3,561,169.68, 5,342,001.12 and 1,431,255.60

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Solution

The fourth proportional to 3,561,169.68, 5,342,001.12 and 1,431,255.60 is: 2,146,982.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561,169.68 : 5,342,001.12 = 1,431,255.60 : x
  2. Step 2: Convert to fraction form
    3,561,169.68/5,342,001.12 = 1,431,255.60/x
  3. Step 3: Cross multiply
    3,561,169.68x = 5,342,001.12 × 1,431,255.60
  4. Step 4: Simplify right side
    3,561,169.68x = 7,645,769,018,206.27
  5. Step 5: Solve for x
    x = 7,645,769,018,206.27/3,561,169.68
  6. Step 6: Final answer
    x = 2,146,982.51

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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.