Home / 1,227,819.70-1,842,517.53-823,468.41

Finding the Fourth Proportional to 1,227,819.70, 1,842,517.53 and 823,468.41

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Solution

The fourth proportional to 1,227,819.70, 1,842,517.53 and 823,468.41 is: 1,235,731.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,819.70 : 1,842,517.53 = 823,468.41 : x
  2. Step 2: Convert to fraction form
    1,227,819.70/1,842,517.53 = 823,468.41/x
  3. Step 3: Cross multiply
    1,227,819.70x = 1,842,517.53 × 823,468.41
  4. Step 4: Simplify right side
    1,227,819.70x = 1,517,254,976,708.89
  5. Step 5: Solve for x
    x = 1,517,254,976,708.89/1,227,819.70
  6. Step 6: Final answer
    x = 1,235,731.09

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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.