Home / 1,126,757.56-1,690,214.37-452,839.45

Finding the Fourth Proportional to 1,126,757.56, 1,690,214.37 and 452,839.45

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Solution

The fourth proportional to 1,126,757.56, 1,690,214.37 and 452,839.45 is: 679,290.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,757.56 : 1,690,214.37 = 452,839.45 : x
  2. Step 2: Convert to fraction form
    1,126,757.56/1,690,214.37 = 452,839.45/x
  3. Step 3: Cross multiply
    1,126,757.56x = 1,690,214.37 × 452,839.45
  4. Step 4: Simplify right side
    1,126,757.56x = 765,395,745,692.90
  5. Step 5: Solve for x
    x = 765,395,745,692.90/1,126,757.56
  6. Step 6: Final answer
    x = 679,290.53

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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.