Home / 1,221,357.14-1,832,051.29-322,791.11

Finding the Fourth Proportional to 1,221,357.14, 1,832,051.29 and 322,791.11

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Solution

The fourth proportional to 1,221,357.14, 1,832,051.29 and 322,791.11 is: 484,190.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,357.14 : 1,832,051.29 = 322,791.11 : x
  2. Step 2: Convert to fraction form
    1,221,357.14/1,832,051.29 = 322,791.11/x
  3. Step 3: Cross multiply
    1,221,357.14x = 1,832,051.29 × 322,791.11
  4. Step 4: Simplify right side
    1,221,357.14x = 591,369,869,476.03
  5. Step 5: Solve for x
    x = 591,369,869,476.03/1,221,357.14
  6. Step 6: Final answer
    x = 484,190.78

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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.