Home / 2,081,891.20-3,124,003.20-883,609.60

Finding the Fourth Proportional to 2,081,891.20, 3,124,003.20 and 883,609.60

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Solution

The fourth proportional to 2,081,891.20, 3,124,003.20 and 883,609.60 is: 1,325,909.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081,891.20 : 3,124,003.20 = 883,609.60 : x
  2. Step 2: Convert to fraction form
    2,081,891.20/3,124,003.20 = 883,609.60/x
  3. Step 3: Cross multiply
    2,081,891.20x = 3,124,003.20 × 883,609.60
  4. Step 4: Simplify right side
    2,081,891.20x = 2,760,399,217,950.72
  5. Step 5: Solve for x
    x = 2,760,399,217,950.72/2,081,891.20
  6. Step 6: Final answer
    x = 1,325,909.45

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Similar ratio
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1.5x scale

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.