Home / 3,322,932.20-4,987,675.10-1,641,933.80

Finding the Fourth Proportional to 3,322,932.20, 4,987,675.10 and 1,641,933.80

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Solution

The fourth proportional to 3,322,932.20, 4,987,675.10 and 1,641,933.80 is: 2,464,519.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322,932.20 : 4,987,675.10 = 1,641,933.80 : x
  2. Step 2: Convert to fraction form
    3,322,932.20/4,987,675.10 = 1,641,933.80/x
  3. Step 3: Cross multiply
    3,322,932.20x = 4,987,675.10 × 1,641,933.80
  4. Step 4: Simplify right side
    3,322,932.20x = 8,189,432,330,108.38
  5. Step 5: Solve for x
    x = 8,189,432,330,108.38/3,322,932.20
  6. Step 6: Final answer
    x = 2,464,519.84

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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.