Home / 2,269,948.82-3,132,564.12-1,237,457.21

Finding the Fourth Proportional to 2,269,948.82, 3,132,564.12 and 1,237,457.21

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Solution

The fourth proportional to 2,269,948.82, 3,132,564.12 and 1,237,457.21 is: 1,707,709.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269,948.82 : 3,132,564.12 = 1,237,457.21 : x
  2. Step 2: Convert to fraction form
    2,269,948.82/3,132,564.12 = 1,237,457.21/x
  3. Step 3: Cross multiply
    2,269,948.82x = 3,132,564.12 × 1,237,457.21
  4. Step 4: Simplify right side
    2,269,948.82x = 3,876,414,040,418.49
  5. Step 5: Solve for x
    x = 3,876,414,040,418.49/2,269,948.82
  6. Step 6: Final answer
    x = 1,707,709.89

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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.