Home / 1,171,051.16-1,755,380.36-664,542.36

Finding the Fourth Proportional to 1,171,051.16, 1,755,380.36 and 664,542.36

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Solution

The fourth proportional to 1,171,051.16, 1,755,380.36 and 664,542.36 is: 996,134.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,051.16 : 1,755,380.36 = 664,542.36 : x
  2. Step 2: Convert to fraction form
    1,171,051.16/1,755,380.36 = 664,542.36/x
  3. Step 3: Cross multiply
    1,171,051.16x = 1,755,380.36 × 664,542.36
  4. Step 4: Simplify right side
    1,171,051.16x = 1,166,524,608,793.41
  5. Step 5: Solve for x
    x = 1,166,524,608,793.41/1,171,051.16
  6. Step 6: Final answer
    x = 996,134.63

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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.