Home / 3,189,597.12-4,781,884.32-1,591,338.24

Finding the Fourth Proportional to 3,189,597.12, 4,781,884.32 and 1,591,338.24

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Solution

The fourth proportional to 3,189,597.12, 4,781,884.32 and 1,591,338.24 is: 2,385,754.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,597.12 : 4,781,884.32 = 1,591,338.24 : x
  2. Step 2: Convert to fraction form
    3,189,597.12/4,781,884.32 = 1,591,338.24/x
  3. Step 3: Cross multiply
    3,189,597.12x = 4,781,884.32 × 1,591,338.24
  4. Step 4: Simplify right side
    3,189,597.12x = 7,609,595,377,672.40
  5. Step 5: Solve for x
    x = 7,609,595,377,672.40/3,189,597.12
  6. Step 6: Final answer
    x = 2,385,754.40

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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.