Home / 3,780,961.64-5,217,703.12-2,149,369.08

Finding the Fourth Proportional to 3,780,961.64, 5,217,703.12 and 2,149,369.08

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Solution

The fourth proportional to 3,780,961.64, 5,217,703.12 and 2,149,369.08 is: 2,966,115.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780,961.64 : 5,217,703.12 = 2,149,369.08 : x
  2. Step 2: Convert to fraction form
    3,780,961.64/5,217,703.12 = 2,149,369.08/x
  3. Step 3: Cross multiply
    3,780,961.64x = 5,217,703.12 × 2,149,369.08
  4. Step 4: Simplify right side
    3,780,961.64x = 11,214,769,754,747.53
  5. Step 5: Solve for x
    x = 11,214,769,754,747.53/3,780,961.64
  6. Step 6: Final answer
    x = 2,966,115.72

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