Home / 2,808,987.52-3,876,375.16-1,519,799.64

Finding the Fourth Proportional to 2,808,987.52, 3,876,375.16 and 1,519,799.64

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Solution

The fourth proportional to 2,808,987.52, 3,876,375.16 and 1,519,799.64 is: 2,097,308.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,987.52 : 3,876,375.16 = 1,519,799.64 : x
  2. Step 2: Convert to fraction form
    2,808,987.52/3,876,375.16 = 1,519,799.64/x
  3. Step 3: Cross multiply
    2,808,987.52x = 3,876,375.16 × 1,519,799.64
  4. Step 4: Simplify right side
    2,808,987.52x = 5,891,313,572,672.94
  5. Step 5: Solve for x
    x = 5,891,313,572,672.94/2,808,987.52
  6. Step 6: Final answer
    x = 2,097,308.56

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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.