Home / 5,132,441.88-7,082,993.16-2,840,601.96

Finding the Fourth Proportional to 5,132,441.88, 7,082,993.16 and 2,840,601.96

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Solution

The fourth proportional to 5,132,441.88, 7,082,993.16 and 2,840,601.96 is: 3,920,154.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132,441.88 : 7,082,993.16 = 2,840,601.96 : x
  2. Step 2: Convert to fraction form
    5,132,441.88/7,082,993.16 = 2,840,601.96/x
  3. Step 3: Cross multiply
    5,132,441.88x = 7,082,993.16 × 2,840,601.96
  4. Step 4: Simplify right side
    5,132,441.88x = 20,119,964,252,962.59
  5. Step 5: Solve for x
    x = 20,119,964,252,962.59/5,132,441.88
  6. Step 6: Final answer
    x = 3,920,154.33

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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.