Home / 2,279,815.80-3,419,723.70-931,092.90

Finding the Fourth Proportional to 2,279,815.80, 3,419,723.70 and 931,092.90

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Solution

The fourth proportional to 2,279,815.80, 3,419,723.70 and 931,092.90 is: 1,396,639.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279,815.80 : 3,419,723.70 = 931,092.90 : x
  2. Step 2: Convert to fraction form
    2,279,815.80/3,419,723.70 = 931,092.90/x
  3. Step 3: Cross multiply
    2,279,815.80x = 3,419,723.70 × 931,092.90
  4. Step 4: Simplify right side
    2,279,815.80x = 3,184,080,457,031.73
  5. Step 5: Solve for x
    x = 3,184,080,457,031.73/2,279,815.80
  6. Step 6: Final answer
    x = 1,396,639.35

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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.