Home / 1,447,512.20-2,170,612.20-548,655.20

Finding the Fourth Proportional to 1,447,512.20, 2,170,612.20 and 548,655.20

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Solution

The fourth proportional to 1,447,512.20, 2,170,612.20 and 548,655.20 is: 822,734.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,512.20 : 2,170,612.20 = 548,655.20 : x
  2. Step 2: Convert to fraction form
    1,447,512.20/2,170,612.20 = 548,655.20/x
  3. Step 3: Cross multiply
    1,447,512.20x = 2,170,612.20 × 548,655.20
  4. Step 4: Simplify right side
    1,447,512.20x = 1,190,917,670,713.44
  5. Step 5: Solve for x
    x = 1,190,917,670,713.44/1,447,512.20
  6. Step 6: Final answer
    x = 822,734.12

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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.