Home / 3,217,380.62-4,438,904.99-1,821,751.86

Finding the Fourth Proportional to 3,217,380.62, 4,438,904.99 and 1,821,751.86

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Solution

The fourth proportional to 3,217,380.62, 4,438,904.99 and 1,821,751.86 is: 2,513,405.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217,380.62 : 4,438,904.99 = 1,821,751.86 : x
  2. Step 2: Convert to fraction form
    3,217,380.62/4,438,904.99 = 1,821,751.86/x
  3. Step 3: Cross multiply
    3,217,380.62x = 4,438,904.99 × 1,821,751.86
  4. Step 4: Simplify right side
    3,217,380.62x = 8,086,583,412,787.02
  5. Step 5: Solve for x
    x = 8,086,583,412,787.02/3,217,380.62
  6. Step 6: Final answer
    x = 2,513,405.90

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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.