Home / 1,379,966.27-2,069,198.51-481,167.59

Finding the Fourth Proportional to 1,379,966.27, 2,069,198.51 and 481,167.59

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Solution

The fourth proportional to 1,379,966.27, 2,069,198.51 and 481,167.59 is: 721,489.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,966.27 : 2,069,198.51 = 481,167.59 : x
  2. Step 2: Convert to fraction form
    1,379,966.27/2,069,198.51 = 481,167.59/x
  3. Step 3: Cross multiply
    1,379,966.27x = 2,069,198.51 × 481,167.59
  4. Step 4: Simplify right side
    1,379,966.27x = 995,631,247,536.46
  5. Step 5: Solve for x
    x = 995,631,247,536.46/1,379,966.27
  6. Step 6: Final answer
    x = 721,489.56

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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.