Home / 3,431,940.30-5,147,910.45-873,150.30

Finding the Fourth Proportional to 3,431,940.30, 5,147,910.45 and 873,150.30

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Solution

The fourth proportional to 3,431,940.30, 5,147,910.45 and 873,150.30 is: 1,309,725.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431,940.30 : 5,147,910.45 = 873,150.30 : x
  2. Step 2: Convert to fraction form
    3,431,940.30/5,147,910.45 = 873,150.30/x
  3. Step 3: Cross multiply
    3,431,940.30x = 5,147,910.45 × 873,150.30
  4. Step 4: Simplify right side
    3,431,940.30x = 4,494,899,553,790.64
  5. Step 5: Solve for x
    x = 4,494,899,553,790.64/3,431,940.30
  6. Step 6: Final answer
    x = 1,309,725.45

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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.