Home / 2,081,806.80-3,122,710.20-1,609,414.80

Finding the Fourth Proportional to 2,081,806.80, 3,122,710.20 and 1,609,414.80

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Solution

The fourth proportional to 2,081,806.80, 3,122,710.20 and 1,609,414.80 is: 2,414,122.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081,806.80 : 3,122,710.20 = 1,609,414.80 : x
  2. Step 2: Convert to fraction form
    2,081,806.80/3,122,710.20 = 1,609,414.80/x
  3. Step 3: Cross multiply
    2,081,806.80x = 3,122,710.20 × 1,609,414.80
  4. Step 4: Simplify right side
    2,081,806.80x = 5,025,736,011,990.96
  5. Step 5: Solve for x
    x = 5,025,736,011,990.96/2,081,806.80
  6. Step 6: Final answer
    x = 2,414,122.20

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Double scale
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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.