Home / 1,149,279.39-1,722,736.22-509,884.24

Finding the Fourth Proportional to 1,149,279.39, 1,722,736.22 and 509,884.24

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Solution

The fourth proportional to 1,149,279.39, 1,722,736.22 and 509,884.24 is: 764,301.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,279.39 : 1,722,736.22 = 509,884.24 : x
  2. Step 2: Convert to fraction form
    1,149,279.39/1,722,736.22 = 509,884.24/x
  3. Step 3: Cross multiply
    1,149,279.39x = 1,722,736.22 × 509,884.24
  4. Step 4: Simplify right side
    1,149,279.39x = 878,396,049,771.24
  5. Step 5: Solve for x
    x = 878,396,049,771.24/1,149,279.39
  6. Step 6: Final answer
    x = 764,301.58

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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.