Home / 1,212,067.73-1,818,637.11-635,553.34

Finding the Fourth Proportional to 1,212,067.73, 1,818,637.11 and 635,553.34

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Solution

The fourth proportional to 1,212,067.73, 1,818,637.11 and 635,553.34 is: 953,610.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,067.73 : 1,818,637.11 = 635,553.34 : x
  2. Step 2: Convert to fraction form
    1,212,067.73/1,818,637.11 = 635,553.34/x
  3. Step 3: Cross multiply
    1,212,067.73x = 1,818,637.11 × 635,553.34
  4. Step 4: Simplify right side
    1,212,067.73x = 1,155,840,884,961.85
  5. Step 5: Solve for x
    x = 1,155,840,884,961.85/1,212,067.73
  6. Step 6: Final answer
    x = 953,610.80

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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.