Home / 1,182,951.15-1,632,473.39-639,086.73

Finding the Fourth Proportional to 1,182,951.15, 1,632,473.39 and 639,086.73

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Solution

The fourth proportional to 1,182,951.15, 1,632,473.39 and 639,086.73 is: 881,940.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,951.15 : 1,632,473.39 = 639,086.73 : x
  2. Step 2: Convert to fraction form
    1,182,951.15/1,632,473.39 = 639,086.73/x
  3. Step 3: Cross multiply
    1,182,951.15x = 1,632,473.39 × 639,086.73
  4. Step 4: Simplify right side
    1,182,951.15x = 1,043,292,089,877.05
  5. Step 5: Solve for x
    x = 1,043,292,089,877.05/1,182,951.15
  6. Step 6: Final answer
    x = 881,940.13

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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.