Home / 3,851,879.60-5,777,805.72-1,156,193.12

Finding the Fourth Proportional to 3,851,879.60, 5,777,805.72 and 1,156,193.12

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Solution

The fourth proportional to 3,851,879.60, 5,777,805.72 and 1,156,193.12 is: 1,734,285.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,879.60 : 5,777,805.72 = 1,156,193.12 : x
  2. Step 2: Convert to fraction form
    3,851,879.60/5,777,805.72 = 1,156,193.12/x
  3. Step 3: Cross multiply
    3,851,879.60x = 5,777,805.72 × 1,156,193.12
  4. Step 4: Simplify right side
    3,851,879.60x = 6,680,259,222,160.65
  5. Step 5: Solve for x
    x = 6,680,259,222,160.65/3,851,879.60
  6. Step 6: Final answer
    x = 1,734,285.57

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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.