Home / 1,465,665.80-2,198,425.80-755,765.60

Finding the Fourth Proportional to 1,465,665.80, 2,198,425.80 and 755,765.60

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Solution

The fourth proportional to 1,465,665.80, 2,198,425.80 and 755,765.60 is: 1,133,610.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,665.80 : 2,198,425.80 = 755,765.60 : x
  2. Step 2: Convert to fraction form
    1,465,665.80/2,198,425.80 = 755,765.60/x
  3. Step 3: Cross multiply
    1,465,665.80x = 2,198,425.80 × 755,765.60
  4. Step 4: Simplify right side
    1,465,665.80x = 1,661,494,593,792.48
  5. Step 5: Solve for x
    x = 1,661,494,593,792.48/1,465,665.80
  6. Step 6: Final answer
    x = 1,133,610.81

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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.