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Finding the Third Proportional to 1,807,213.78 and 3,800,800.97

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Solution

The third proportional to 1,807,213.78 and 3,800,800.97 is: 7,993,568.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,213.78 : 3,800,800.97 = 3,800,800.97 : x
  2. Step 2: Convert to fraction form
    1,807,213.78/3,800,800.97 = 3,800,800.97/x
  3. Step 3: Cross multiply
    1,807,213.78x = 3,800,800.97 × 3,800,800.97
  4. Step 4: Simplify right side
    1,807,213.78x = 14,446,088,004,050.94
  5. Step 5: Solve for x
    x = 14,446,088,004,050.94/1,807,213.78
  6. Step 6: Final answer
    x = 7,993,568.97

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.