Home / 3,728,252.07-5,144,907.21-2,158,450.10

Finding the Fourth Proportional to 3,728,252.07, 5,144,907.21 and 2,158,450.10

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Solution

The fourth proportional to 3,728,252.07, 5,144,907.21 and 2,158,450.10 is: 2,978,614.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,728,252.07 : 5,144,907.21 = 2,158,450.10 : x
  2. Step 2: Convert to fraction form
    3,728,252.07/5,144,907.21 = 2,158,450.10/x
  3. Step 3: Cross multiply
    3,728,252.07x = 5,144,907.21 × 2,158,450.10
  4. Step 4: Simplify right side
    3,728,252.07x = 11,105,025,469,052.95
  5. Step 5: Solve for x
    x = 11,105,025,469,052.95/3,728,252.07
  6. Step 6: Final answer
    x = 2,978,614.45

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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.