Home / 2,379,735.84-3,568,847.04-781,929.12

Finding the Fourth Proportional to 2,379,735.84, 3,568,847.04 and 781,929.12

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Solution

The fourth proportional to 2,379,735.84, 3,568,847.04 and 781,929.12 is: 1,172,645.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,379,735.84 : 3,568,847.04 = 781,929.12 : x
  2. Step 2: Convert to fraction form
    2,379,735.84/3,568,847.04 = 781,929.12/x
  3. Step 3: Cross multiply
    2,379,735.84x = 3,568,847.04 × 781,929.12
  4. Step 4: Simplify right side
    2,379,735.84x = 2,790,585,425,401.80
  5. Step 5: Solve for x
    x = 2,790,585,425,401.80/2,379,735.84
  6. Step 6: Final answer
    x = 1,172,645.04

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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.