Home / 3,758,872.13-5,187,243.53-2,039,992.64

Finding the Fourth Proportional to 3,758,872.13, 5,187,243.53 and 2,039,992.64

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Solution

The fourth proportional to 3,758,872.13, 5,187,243.53 and 2,039,992.64 is: 2,815,189.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,758,872.13 : 5,187,243.53 = 2,039,992.64 : x
  2. Step 2: Convert to fraction form
    3,758,872.13/5,187,243.53 = 2,039,992.64/x
  3. Step 3: Cross multiply
    3,758,872.13x = 5,187,243.53 × 2,039,992.64
  4. Step 4: Simplify right side
    3,758,872.13x = 10,581,938,586,951.44
  5. Step 5: Solve for x
    x = 10,581,938,586,951.44/3,758,872.13
  6. Step 6: Final answer
    x = 2,815,189.83

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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.