Home / 1,170,093.20-1,755,139.80-664,458.80

Finding the Fourth Proportional to 1,170,093.20, 1,755,139.80 and 664,458.80

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Solution

The fourth proportional to 1,170,093.20, 1,755,139.80 and 664,458.80 is: 996,688.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,093.20 : 1,755,139.80 = 664,458.80 : x
  2. Step 2: Convert to fraction form
    1,170,093.20/1,755,139.80 = 664,458.80/x
  3. Step 3: Cross multiply
    1,170,093.20x = 1,755,139.80 × 664,458.80
  4. Step 4: Simplify right side
    1,170,093.20x = 1,166,218,085,340.24
  5. Step 5: Solve for x
    x = 1,166,218,085,340.24/1,170,093.20
  6. Step 6: Final answer
    x = 996,688.20

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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.