Home / 1,611,227.43-2,223,491.04-923,121.90

Finding the Fourth Proportional to 1,611,227.43, 2,223,491.04 and 923,121.90

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Solution

The fourth proportional to 1,611,227.43, 2,223,491.04 and 923,121.90 is: 1,273,906.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,227.43 : 2,223,491.04 = 923,121.90 : x
  2. Step 2: Convert to fraction form
    1,611,227.43/2,223,491.04 = 923,121.90/x
  3. Step 3: Cross multiply
    1,611,227.43x = 2,223,491.04 × 923,121.90
  4. Step 4: Simplify right side
    1,611,227.43x = 2,052,553,273,477.78
  5. Step 5: Solve for x
    x = 2,052,553,273,477.78/1,611,227.43
  6. Step 6: Final answer
    x = 1,273,906.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.