Home / 1,343,281.20-1,853,481.78-792,169.80

Finding the Fourth Proportional to 1,343,281.20, 1,853,481.78 and 792,169.80

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Solution

The fourth proportional to 1,343,281.20, 1,853,481.78 and 792,169.80 is: 1,093,049.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,281.20 : 1,853,481.78 = 792,169.80 : x
  2. Step 2: Convert to fraction form
    1,343,281.20/1,853,481.78 = 792,169.80/x
  3. Step 3: Cross multiply
    1,343,281.20x = 1,853,481.78 × 792,169.80
  4. Step 4: Simplify right side
    1,343,281.20x = 1,468,272,288,114.58
  5. Step 5: Solve for x
    x = 1,468,272,288,114.58/1,343,281.20
  6. Step 6: Final answer
    x = 1,093,049.08

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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.