Home / 3,188,077.82-4,782,138.22-1,165,489.64

Finding the Fourth Proportional to 3,188,077.82, 4,782,138.22 and 1,165,489.64

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Solution

The fourth proportional to 3,188,077.82, 4,782,138.22 and 1,165,489.64 is: 1,748,242.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,077.82 : 4,782,138.22 = 1,165,489.64 : x
  2. Step 2: Convert to fraction form
    3,188,077.82/4,782,138.22 = 1,165,489.64/x
  3. Step 3: Cross multiply
    3,188,077.82x = 4,782,138.22 × 1,165,489.64
  4. Step 4: Simplify right side
    3,188,077.82x = 5,573,532,552,458.04
  5. Step 5: Solve for x
    x = 5,573,532,552,458.04/3,188,077.82
  6. Step 6: Final answer
    x = 1,748,242.32

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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.