Home / 3,780,667.64-5,217,163.98-2,061,756.92

Finding the Fourth Proportional to 3,780,667.64, 5,217,163.98 and 2,061,756.92

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Solution

The fourth proportional to 3,780,667.64, 5,217,163.98 and 2,061,756.92 is: 2,845,138.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780,667.64 : 5,217,163.98 = 2,061,756.92 : x
  2. Step 2: Convert to fraction form
    3,780,667.64/5,217,163.98 = 2,061,756.92/x
  3. Step 3: Cross multiply
    3,780,667.64x = 5,217,163.98 × 2,061,756.92
  4. Step 4: Simplify right side
    3,780,667.64x = 10,756,523,938,539.74
  5. Step 5: Solve for x
    x = 10,756,523,938,539.74/3,780,667.64
  6. Step 6: Final answer
    x = 2,845,138.73

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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.