Home / 3,388,941.28-5,084,578.32-2,125,289.44

Finding the Fourth Proportional to 3,388,941.28, 5,084,578.32 and 2,125,289.44

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Solution

The fourth proportional to 3,388,941.28, 5,084,578.32 and 2,125,289.44 is: 3,188,665.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388,941.28 : 5,084,578.32 = 2,125,289.44 : x
  2. Step 2: Convert to fraction form
    3,388,941.28/5,084,578.32 = 2,125,289.44/x
  3. Step 3: Cross multiply
    3,388,941.28x = 5,084,578.32 × 2,125,289.44
  4. Step 4: Simplify right side
    3,388,941.28x = 10,806,200,610,348.94
  5. Step 5: Solve for x
    x = 10,806,200,610,348.94/3,388,941.28
  6. Step 6: Final answer
    x = 3,188,665.64

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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.