Home / 1,027,080.96-1,540,320.29-386,922.82

Finding the Fourth Proportional to 1,027,080.96, 1,540,320.29 and 386,922.82

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Solution

The fourth proportional to 1,027,080.96, 1,540,320.29 and 386,922.82 is: 580,270.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,080.96 : 1,540,320.29 = 386,922.82 : x
  2. Step 2: Convert to fraction form
    1,027,080.96/1,540,320.29 = 386,922.82/x
  3. Step 3: Cross multiply
    1,027,080.96x = 1,540,320.29 × 386,922.82
  4. Step 4: Simplify right side
    1,027,080.96x = 595,985,070,310.02
  5. Step 5: Solve for x
    x = 595,985,070,310.02/1,027,080.96
  6. Step 6: Final answer
    x = 580,270.78

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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.