Home / 1,245,694.80-1,868,542.20-930,766.80

Finding the Fourth Proportional to 1,245,694.80, 1,868,542.20 and 930,766.80

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Solution

The fourth proportional to 1,245,694.80, 1,868,542.20 and 930,766.80 is: 1,396,150.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,694.80 : 1,868,542.20 = 930,766.80 : x
  2. Step 2: Convert to fraction form
    1,245,694.80/1,868,542.20 = 930,766.80/x
  3. Step 3: Cross multiply
    1,245,694.80x = 1,868,542.20 × 930,766.80
  4. Step 4: Simplify right side
    1,245,694.80x = 1,739,177,044,158.96
  5. Step 5: Solve for x
    x = 1,739,177,044,158.96/1,245,694.80
  6. Step 6: Final answer
    x = 1,396,150.20

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Similar ratio
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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.