Home / 2,088,190.80-3,132,286.20-1,143,406.80

Finding the Fourth Proportional to 2,088,190.80, 3,132,286.20 and 1,143,406.80

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Solution

The fourth proportional to 2,088,190.80, 3,132,286.20 and 1,143,406.80 is: 1,715,110.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088,190.80 : 3,132,286.20 = 1,143,406.80 : x
  2. Step 2: Convert to fraction form
    2,088,190.80/3,132,286.20 = 1,143,406.80/x
  3. Step 3: Cross multiply
    2,088,190.80x = 3,132,286.20 × 1,143,406.80
  4. Step 4: Simplify right side
    2,088,190.80x = 3,581,477,340,626.16
  5. Step 5: Solve for x
    x = 3,581,477,340,626.16/2,088,190.80
  6. Step 6: Final answer
    x = 1,715,110.20

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Half scale
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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.