Home / 3,643,889.20-5,469,150.64-1,939,463.44

Finding the Fourth Proportional to 3,643,889.20, 5,469,150.64 and 1,939,463.44

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Solution

The fourth proportional to 3,643,889.20, 5,469,150.64 and 1,939,463.44 is: 2,910,960.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643,889.20 : 5,469,150.64 = 1,939,463.44 : x
  2. Step 2: Convert to fraction form
    3,643,889.20/5,469,150.64 = 1,939,463.44/x
  3. Step 3: Cross multiply
    3,643,889.20x = 5,469,150.64 × 1,939,463.44
  4. Step 4: Simplify right side
    3,643,889.20x = 10,607,217,714,132.60
  5. Step 5: Solve for x
    x = 10,607,217,714,132.60/3,643,889.20
  6. Step 6: Final answer
    x = 2,910,960.55

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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.