Home / 3,690,856.80-5,531,101.20-2,933,992.80

Finding the Fourth Proportional to 3,690,856.80, 5,531,101.20 and 2,933,992.80

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Solution

The fourth proportional to 3,690,856.80, 5,531,101.20 and 2,933,992.80 is: 4,396,868.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690,856.80 : 5,531,101.20 = 2,933,992.80 : x
  2. Step 2: Convert to fraction form
    3,690,856.80/5,531,101.20 = 2,933,992.80/x
  3. Step 3: Cross multiply
    3,690,856.80x = 5,531,101.20 × 2,933,992.80
  4. Step 4: Simplify right side
    3,690,856.80x = 16,228,211,096,871.36
  5. Step 5: Solve for x
    x = 16,228,211,096,871.36/3,690,856.80
  6. Step 6: Final answer
    x = 4,396,868.25

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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.