Home / 3,945,284.23-5,444,438.48-2,202,980.53

Finding the Fourth Proportional to 3,945,284.23, 5,444,438.48 and 2,202,980.53

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Solution

The fourth proportional to 3,945,284.23, 5,444,438.48 and 2,202,980.53 is: 3,040,083.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,945,284.23 : 5,444,438.48 = 2,202,980.53 : x
  2. Step 2: Convert to fraction form
    3,945,284.23/5,444,438.48 = 2,202,980.53/x
  3. Step 3: Cross multiply
    3,945,284.23x = 5,444,438.48 × 2,202,980.53
  4. Step 4: Simplify right side
    3,945,284.23x = 11,993,991,957,207.89
  5. Step 5: Solve for x
    x = 11,993,991,957,207.89/3,945,284.23
  6. Step 6: Final answer
    x = 3,040,083.11

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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.