Home / 791,961.22-1,092,841.17-447,832.33

Finding the Fourth Proportional to 791,961.22, 1,092,841.17 and 447,832.33

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Solution

The fourth proportional to 791,961.22, 1,092,841.17 and 447,832.33 is: 617,971.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,961.22 : 1,092,841.17 = 447,832.33 : x
  2. Step 2: Convert to fraction form
    791,961.22/1,092,841.17 = 447,832.33/x
  3. Step 3: Cross multiply
    791,961.22x = 1,092,841.17 × 447,832.33
  4. Step 4: Simplify right side
    791,961.22x = 489,409,607,679.99
  5. Step 5: Solve for x
    x = 489,409,607,679.99/791,961.22
  6. Step 6: Final answer
    x = 617,971.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.