Home / 2,039,939.70-3,059,909.55-920,195.70

Finding the Fourth Proportional to 2,039,939.70, 3,059,909.55 and 920,195.70

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Solution

The fourth proportional to 2,039,939.70, 3,059,909.55 and 920,195.70 is: 1,380,293.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,939.70 : 3,059,909.55 = 920,195.70 : x
  2. Step 2: Convert to fraction form
    2,039,939.70/3,059,909.55 = 920,195.70/x
  3. Step 3: Cross multiply
    2,039,939.70x = 3,059,909.55 × 920,195.70
  4. Step 4: Simplify right side
    2,039,939.70x = 2,815,715,610,298.93
  5. Step 5: Solve for x
    x = 2,815,715,610,298.93/2,039,939.70
  6. Step 6: Final answer
    x = 1,380,293.55

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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.