Home / 2,181,672.62-3,010,972.23-1,251,720.80

Finding the Fourth Proportional to 2,181,672.62, 3,010,972.23 and 1,251,720.80

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Solution

The fourth proportional to 2,181,672.62, 3,010,972.23 and 1,251,720.80 is: 1,727,526.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181,672.62 : 3,010,972.23 = 1,251,720.80 : x
  2. Step 2: Convert to fraction form
    2,181,672.62/3,010,972.23 = 1,251,720.80/x
  3. Step 3: Cross multiply
    2,181,672.62x = 3,010,972.23 × 1,251,720.80
  4. Step 4: Simplify right side
    2,181,672.62x = 3,768,896,568,513.38
  5. Step 5: Solve for x
    x = 3,768,896,568,513.38/2,181,672.62
  6. Step 6: Final answer
    x = 1,727,526.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.