Home / 3,579,821.96-5,362,647.01-3,131,049.56

Finding the Fourth Proportional to 3,579,821.96, 5,362,647.01 and 3,131,049.56

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Solution

The fourth proportional to 3,579,821.96, 5,362,647.01 and 3,131,049.56 is: 4,690,376.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579,821.96 : 5,362,647.01 = 3,131,049.56 : x
  2. Step 2: Convert to fraction form
    3,579,821.96/5,362,647.01 = 3,131,049.56/x
  3. Step 3: Cross multiply
    3,579,821.96x = 5,362,647.01 × 3,131,049.56
  4. Step 4: Simplify right side
    3,579,821.96x = 16,790,713,526,454.96
  5. Step 5: Solve for x
    x = 16,790,713,526,454.96/3,579,821.96
  6. Step 6: Final answer
    x = 4,690,376.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.