Home / 3,969,775.44-5,954,731.20-1,129,960.80

Finding the Fourth Proportional to 3,969,775.44, 5,954,731.20 and 1,129,960.80

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Solution

The fourth proportional to 3,969,775.44, 5,954,731.20 and 1,129,960.80 is: 1,694,960.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,969,775.44 : 5,954,731.20 = 1,129,960.80 : x
  2. Step 2: Convert to fraction form
    3,969,775.44/5,954,731.20 = 1,129,960.80/x
  3. Step 3: Cross multiply
    3,969,775.44x = 5,954,731.20 × 1,129,960.80
  4. Step 4: Simplify right side
    3,969,775.44x = 6,728,612,830,536.96
  5. Step 5: Solve for x
    x = 6,728,612,830,536.96/3,969,775.44
  6. Step 6: Final answer
    x = 1,694,960.57

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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.