Home / 2,591,161.60-3,884,899.20-993,107.20

Finding the Fourth Proportional to 2,591,161.60, 3,884,899.20 and 993,107.20

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Solution

The fourth proportional to 2,591,161.60, 3,884,899.20 and 993,107.20 is: 1,488,954.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591,161.60 : 3,884,899.20 = 993,107.20 : x
  2. Step 2: Convert to fraction form
    2,591,161.60/3,884,899.20 = 993,107.20/x
  3. Step 3: Cross multiply
    2,591,161.60x = 3,884,899.20 × 993,107.20
  4. Step 4: Simplify right side
    2,591,161.60x = 3,858,121,366,794.24
  5. Step 5: Solve for x
    x = 3,858,121,366,794.24/2,591,161.60
  6. Step 6: Final answer
    x = 1,488,954.36

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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.