Home / 1,491,408.42-2,232,943.55-805,839.00

Finding the Fourth Proportional to 1,491,408.42, 2,232,943.55 and 805,839.00

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Solution

The fourth proportional to 1,491,408.42, 2,232,943.55 and 805,839.00 is: 1,206,505.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,408.42 : 2,232,943.55 = 805,839.00 : x
  2. Step 2: Convert to fraction form
    1,491,408.42/2,232,943.55 = 805,839.00/x
  3. Step 3: Cross multiply
    1,491,408.42x = 2,232,943.55 × 805,839.00
  4. Step 4: Simplify right side
    1,491,408.42x = 1,799,392,988,238.33
  5. Step 5: Solve for x
    x = 1,799,392,988,238.33/1,491,408.42
  6. Step 6: Final answer
    x = 1,206,505.86

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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.