Home / 2,234,451.50-3,083,517.15-1,215,838.70

Finding the Fourth Proportional to 2,234,451.50, 3,083,517.15 and 1,215,838.70

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Solution

The fourth proportional to 2,234,451.50, 3,083,517.15 and 1,215,838.70 is: 1,677,843.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,234,451.50 : 3,083,517.15 = 1,215,838.70 : x
  2. Step 2: Convert to fraction form
    2,234,451.50/3,083,517.15 = 1,215,838.70/x
  3. Step 3: Cross multiply
    2,234,451.50x = 3,083,517.15 × 1,215,838.70
  4. Step 4: Simplify right side
    2,234,451.50x = 3,749,059,483,083.70
  5. Step 5: Solve for x
    x = 3,749,059,483,083.70/2,234,451.50
  6. Step 6: Final answer
    x = 1,677,843.30

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1.5x scale

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.