Home / 1,294,121.10-1,941,181.65-1,168,149.90

Finding the Fourth Proportional to 1,294,121.10, 1,941,181.65 and 1,168,149.90

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Solution

The fourth proportional to 1,294,121.10, 1,941,181.65 and 1,168,149.90 is: 1,752,224.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,121.10 : 1,941,181.65 = 1,168,149.90 : x
  2. Step 2: Convert to fraction form
    1,294,121.10/1,941,181.65 = 1,168,149.90/x
  3. Step 3: Cross multiply
    1,294,121.10x = 1,941,181.65 × 1,168,149.90
  4. Step 4: Simplify right side
    1,294,121.10x = 2,267,591,150,329.33
  5. Step 5: Solve for x
    x = 2,267,591,150,329.33/1,294,121.10
  6. Step 6: Final answer
    x = 1,752,224.85

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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.