Home / 2,040,939.70-3,057,910.35-1,330,602.10

Finding the Fourth Proportional to 2,040,939.70, 3,057,910.35 and 1,330,602.10

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Solution

The fourth proportional to 2,040,939.70, 3,057,910.35 and 1,330,602.10 is: 1,993,621.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040,939.70 : 3,057,910.35 = 1,330,602.10 : x
  2. Step 2: Convert to fraction form
    2,040,939.70/3,057,910.35 = 1,330,602.10/x
  3. Step 3: Cross multiply
    2,040,939.70x = 3,057,910.35 × 1,330,602.10
  4. Step 4: Simplify right side
    2,040,939.70x = 4,068,861,933,321.74
  5. Step 5: Solve for x
    x = 4,068,861,933,321.74/2,040,939.70
  6. Step 6: Final answer
    x = 1,993,621.83

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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.