Home / 3,947,069.80-5,920,604.70-2,149,258.60

Finding the Fourth Proportional to 3,947,069.80, 5,920,604.70 and 2,149,258.60

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Solution

The fourth proportional to 3,947,069.80, 5,920,604.70 and 2,149,258.60 is: 3,223,887.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,947,069.80 : 5,920,604.70 = 2,149,258.60 : x
  2. Step 2: Convert to fraction form
    3,947,069.80/5,920,604.70 = 2,149,258.60/x
  3. Step 3: Cross multiply
    3,947,069.80x = 5,920,604.70 × 2,149,258.60
  4. Step 4: Simplify right side
    3,947,069.80x = 12,724,910,568,675.42
  5. Step 5: Solve for x
    x = 12,724,910,568,675.42/3,947,069.80
  6. Step 6: Final answer
    x = 3,223,887.90

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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.