Home / 1,086,007.80-1,629,003.60-327,847.80

Finding the Fourth Proportional to 1,086,007.80, 1,629,003.60 and 327,847.80

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Solution

The fourth proportional to 1,086,007.80, 1,629,003.60 and 327,847.80 is: 491,769.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,007.80 : 1,629,003.60 = 327,847.80 : x
  2. Step 2: Convert to fraction form
    1,086,007.80/1,629,003.60 = 327,847.80/x
  3. Step 3: Cross multiply
    1,086,007.80x = 1,629,003.60 × 327,847.80
  4. Step 4: Simplify right side
    1,086,007.80x = 534,065,246,452.08
  5. Step 5: Solve for x
    x = 534,065,246,452.08/1,086,007.80
  6. Step 6: Final answer
    x = 491,769.25

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1.5x scale

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.