Home / 1,180,232.20-1,770,348.30-1,169,734.60

Finding the Fourth Proportional to 1,180,232.20, 1,770,348.30 and 1,169,734.60

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Solution

The fourth proportional to 1,180,232.20, 1,770,348.30 and 1,169,734.60 is: 1,754,601.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,232.20 : 1,770,348.30 = 1,169,734.60 : x
  2. Step 2: Convert to fraction form
    1,180,232.20/1,770,348.30 = 1,169,734.60/x
  3. Step 3: Cross multiply
    1,180,232.20x = 1,770,348.30 × 1,169,734.60
  4. Step 4: Simplify right side
    1,180,232.20x = 2,070,837,660,561.18
  5. Step 5: Solve for x
    x = 2,070,837,660,561.18/1,180,232.20
  6. Step 6: Final answer
    x = 1,754,601.90

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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.