Home / 1,891,197.72-2,837,244.92-543,327.75

Finding the Fourth Proportional to 1,891,197.72, 2,837,244.92 and 543,327.75

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Solution

The fourth proportional to 1,891,197.72, 2,837,244.92 and 543,327.75 is: 815,120.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,197.72 : 2,837,244.92 = 543,327.75 : x
  2. Step 2: Convert to fraction form
    1,891,197.72/2,837,244.92 = 543,327.75/x
  3. Step 3: Cross multiply
    1,891,197.72x = 2,837,244.92 × 543,327.75
  4. Step 4: Simplify right side
    1,891,197.72x = 1,541,553,895,865.89
  5. Step 5: Solve for x
    x = 1,541,553,895,865.89/1,891,197.72
  6. Step 6: Final answer
    x = 815,120.43

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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.