Home / 3,780,665.64-5,217,161.22-2,061,754.92

Finding the Fourth Proportional to 3,780,665.64, 5,217,161.22 and 2,061,754.92

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Solution

The fourth proportional to 3,780,665.64, 5,217,161.22 and 2,061,754.92 is: 2,845,135.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780,665.64 : 5,217,161.22 = 2,061,754.92 : x
  2. Step 2: Convert to fraction form
    3,780,665.64/5,217,161.22 = 2,061,754.92/x
  3. Step 3: Cross multiply
    3,780,665.64x = 5,217,161.22 × 2,061,754.92
  4. Step 4: Simplify right side
    3,780,665.64x = 10,756,507,813,768.20
  5. Step 5: Solve for x
    x = 10,756,507,813,768.20/3,780,665.64
  6. Step 6: Final answer
    x = 2,845,135.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.