Home / 1,027,621.72-1,418,074.38-568,693.36

Finding the Fourth Proportional to 1,027,621.72, 1,418,074.38 and 568,693.36

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Solution

The fourth proportional to 1,027,621.72, 1,418,074.38 and 568,693.36 is: 784,772.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,621.72 : 1,418,074.38 = 568,693.36 : x
  2. Step 2: Convert to fraction form
    1,027,621.72/1,418,074.38 = 568,693.36/x
  3. Step 3: Cross multiply
    1,027,621.72x = 1,418,074.38 × 568,693.36
  4. Step 4: Simplify right side
    1,027,621.72x = 806,449,483,892.12
  5. Step 5: Solve for x
    x = 806,449,483,892.12/1,027,621.72
  6. Step 6: Final answer
    x = 784,772.71

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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.