Home / 3,206,119.43-4,809,179.15-809,970.95

Finding the Fourth Proportional to 3,206,119.43, 4,809,179.15 and 809,970.95

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Solution

The fourth proportional to 3,206,119.43, 4,809,179.15 and 809,970.95 is: 1,214,956.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206,119.43 : 4,809,179.15 = 809,970.95 : x
  2. Step 2: Convert to fraction form
    3,206,119.43/4,809,179.15 = 809,970.95/x
  3. Step 3: Cross multiply
    3,206,119.43x = 4,809,179.15 × 809,970.95
  4. Step 4: Simplify right side
    3,206,119.43x = 3,895,295,376,749.94
  5. Step 5: Solve for x
    x = 3,895,295,376,749.94/3,206,119.43
  6. Step 6: Final answer
    x = 1,214,956.42

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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.