Home / 3,851,632.92-5,315,188.32-2,132,716.44

Finding the Fourth Proportional to 3,851,632.92, 5,315,188.32 and 2,132,716.44

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Solution

The fourth proportional to 3,851,632.92, 5,315,188.32 and 2,132,716.44 is: 2,943,112.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,632.92 : 5,315,188.32 = 2,132,716.44 : x
  2. Step 2: Convert to fraction form
    3,851,632.92/5,315,188.32 = 2,132,716.44/x
  3. Step 3: Cross multiply
    3,851,632.92x = 5,315,188.32 × 2,132,716.44
  4. Step 4: Simplify right side
    3,851,632.92x = 11,335,789,511,759.98
  5. Step 5: Solve for x
    x = 11,335,789,511,759.98/3,851,632.92
  6. Step 6: Final answer
    x = 2,943,112.63

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Double scale
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1.5x scale

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.