Home / 1,080,982.80-1,620,113.40-548,650.80

Finding the Fourth Proportional to 1,080,982.80, 1,620,113.40 and 548,650.80

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Solution

The fourth proportional to 1,080,982.80, 1,620,113.40 and 548,650.80 is: 822,285.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,982.80 : 1,620,113.40 = 548,650.80 : x
  2. Step 2: Convert to fraction form
    1,080,982.80/1,620,113.40 = 548,650.80/x
  3. Step 3: Cross multiply
    1,080,982.80x = 1,620,113.40 × 548,650.80
  4. Step 4: Simplify right side
    1,080,982.80x = 888,876,513,000.72
  5. Step 5: Solve for x
    x = 888,876,513,000.72/1,080,982.80
  6. Step 6: Final answer
    x = 822,285.53

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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.