Home / 1,181,184.96-1,629,523.92-722,319.60

Finding the Fourth Proportional to 1,181,184.96, 1,629,523.92 and 722,319.60

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Solution

The fourth proportional to 1,181,184.96, 1,629,523.92 and 722,319.60 is: 996,488.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,184.96 : 1,629,523.92 = 722,319.60 : x
  2. Step 2: Convert to fraction form
    1,181,184.96/1,629,523.92 = 722,319.60/x
  3. Step 3: Cross multiply
    1,181,184.96x = 1,629,523.92 × 722,319.60
  4. Step 4: Simplify right side
    1,181,184.96x = 1,177,037,066,084.83
  5. Step 5: Solve for x
    x = 1,177,037,066,084.83/1,181,184.96
  6. Step 6: Final answer
    x = 996,488.36

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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.