Home / 1,192,796.39-1,645,936.13-709,268.11

Finding the Fourth Proportional to 1,192,796.39, 1,645,936.13 and 709,268.11

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Solution

The fourth proportional to 1,192,796.39, 1,645,936.13 and 709,268.11 is: 978,716.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,796.39 : 1,645,936.13 = 709,268.11 : x
  2. Step 2: Convert to fraction form
    1,192,796.39/1,645,936.13 = 709,268.11/x
  3. Step 3: Cross multiply
    1,192,796.39x = 1,645,936.13 × 709,268.11
  4. Step 4: Simplify right side
    1,192,796.39x = 1,167,410,005,764.14
  5. Step 5: Solve for x
    x = 1,167,410,005,764.14/1,192,796.39
  6. Step 6: Final answer
    x = 978,716.92

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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.