Home / 881,481.17-1,322,221.64-581,891.55

Finding the Fourth Proportional to 881,481.17, 1,322,221.64 and 581,891.55

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Solution

The fourth proportional to 881,481.17, 1,322,221.64 and 581,891.55 is: 872,837.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,481.17 : 1,322,221.64 = 581,891.55 : x
  2. Step 2: Convert to fraction form
    881,481.17/1,322,221.64 = 581,891.55/x
  3. Step 3: Cross multiply
    881,481.17x = 1,322,221.64 × 581,891.55
  4. Step 4: Simplify right side
    881,481.17x = 769,389,596,633.68
  5. Step 5: Solve for x
    x = 769,389,596,633.68/881,481.17
  6. Step 6: Final answer
    x = 872,837.25

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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.