Home / 1,162,190.82-1,742,287.68-403,933.76

Finding the Fourth Proportional to 1,162,190.82, 1,742,287.68 and 403,933.76

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Solution

The fourth proportional to 1,162,190.82, 1,742,287.68 and 403,933.76 is: 605,553.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,190.82 : 1,742,287.68 = 403,933.76 : x
  2. Step 2: Convert to fraction form
    1,162,190.82/1,742,287.68 = 403,933.76/x
  3. Step 3: Cross multiply
    1,162,190.82x = 1,742,287.68 × 403,933.76
  4. Step 4: Simplify right side
    1,162,190.82x = 703,768,804,872.64
  5. Step 5: Solve for x
    x = 703,768,804,872.64/1,162,190.82
  6. Step 6: Final answer
    x = 605,553.57

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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.