Home / 1,491,596.44-2,058,249.66-838,118.68

Finding the Fourth Proportional to 1,491,596.44, 2,058,249.66 and 838,118.68

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Solution

The fourth proportional to 1,491,596.44, 2,058,249.66 and 838,118.68 is: 1,156,517.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,596.44 : 2,058,249.66 = 838,118.68 : x
  2. Step 2: Convert to fraction form
    1,491,596.44/2,058,249.66 = 838,118.68/x
  3. Step 3: Cross multiply
    1,491,596.44x = 2,058,249.66 × 838,118.68
  4. Step 4: Simplify right side
    1,491,596.44x = 1,725,057,488,149.65
  5. Step 5: Solve for x
    x = 1,725,057,488,149.65/1,491,596.44
  6. Step 6: Final answer
    x = 1,156,517.57

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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.