Home / 5,320,195.45-7,981,414.17-1,725,682.15

Finding the Fourth Proportional to 5,320,195.45, 7,981,414.17 and 1,725,682.15

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Solution

The fourth proportional to 5,320,195.45, 7,981,414.17 and 1,725,682.15 is: 2,588,886.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320,195.45 : 7,981,414.17 = 1,725,682.15 : x
  2. Step 2: Convert to fraction form
    5,320,195.45/7,981,414.17 = 1,725,682.15/x
  3. Step 3: Cross multiply
    5,320,195.45x = 7,981,414.17 × 1,725,682.15
  4. Step 4: Simplify right side
    5,320,195.45x = 13,773,383,964,926.06
  5. Step 5: Solve for x
    x = 13,773,383,964,926.06/5,320,195.45
  6. Step 6: Final answer
    x = 2,588,886.84

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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.