Home / 3,451,312.80-5,176,969.20-2,194,711.20

Finding the Fourth Proportional to 3,451,312.80, 5,176,969.20 and 2,194,711.20

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Solution

The fourth proportional to 3,451,312.80, 5,176,969.20 and 2,194,711.20 is: 3,292,066.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451,312.80 : 5,176,969.20 = 2,194,711.20 : x
  2. Step 2: Convert to fraction form
    3,451,312.80/5,176,969.20 = 2,194,711.20/x
  3. Step 3: Cross multiply
    3,451,312.80x = 5,176,969.20 × 2,194,711.20
  4. Step 4: Simplify right side
    3,451,312.80x = 11,361,952,285,295.04
  5. Step 5: Solve for x
    x = 11,361,952,285,295.04/3,451,312.80
  6. Step 6: Final answer
    x = 3,292,066.80

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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.