Home / 3,948,059.16-5,448,126.60-2,205,382.86

Finding the Fourth Proportional to 3,948,059.16, 5,448,126.60 and 2,205,382.86

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Solution

The fourth proportional to 3,948,059.16, 5,448,126.60 and 2,205,382.86 is: 3,043,319.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948,059.16 : 5,448,126.60 = 2,205,382.86 : x
  2. Step 2: Convert to fraction form
    3,948,059.16/5,448,126.60 = 2,205,382.86/x
  3. Step 3: Cross multiply
    3,948,059.16x = 5,448,126.60 × 2,205,382.86
  4. Step 4: Simplify right side
    3,948,059.16x = 12,015,205,022,750.07
  5. Step 5: Solve for x
    x = 12,015,205,022,750.07/3,948,059.16
  6. Step 6: Final answer
    x = 3,043,319.40

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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.