Home / 3,728,651.72-5,147,903.42-2,553,217.56

Finding the Fourth Proportional to 3,728,651.72, 5,147,903.42 and 2,553,217.56

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Solution

The fourth proportional to 3,728,651.72, 5,147,903.42 and 2,553,217.56 is: 3,525,059.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,728,651.72 : 5,147,903.42 = 2,553,217.56 : x
  2. Step 2: Convert to fraction form
    3,728,651.72/5,147,903.42 = 2,553,217.56/x
  3. Step 3: Cross multiply
    3,728,651.72x = 5,147,903.42 × 2,553,217.56
  4. Step 4: Simplify right side
    3,728,651.72x = 13,143,717,409,128.05
  5. Step 5: Solve for x
    x = 13,143,717,409,128.05/3,728,651.72
  6. Step 6: Final answer
    x = 3,525,059.03

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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.