Home / 1,356,843.78-2,035,308.88-682,556.58

Finding the Fourth Proportional to 1,356,843.78, 2,035,308.88 and 682,556.58

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Solution

The fourth proportional to 1,356,843.78, 2,035,308.88 and 682,556.58 is: 1,023,856.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,843.78 : 2,035,308.88 = 682,556.58 : x
  2. Step 2: Convert to fraction form
    1,356,843.78/2,035,308.88 = 682,556.58/x
  3. Step 3: Cross multiply
    1,356,843.78x = 2,035,308.88 × 682,556.58
  4. Step 4: Simplify right side
    1,356,843.78x = 1,389,213,468,376.43
  5. Step 5: Solve for x
    x = 1,389,213,468,376.43/1,356,843.78
  6. Step 6: Final answer
    x = 1,023,856.61

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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.