Home / 2,696,578.56-3,721,297.68-1,489,354.56

Finding the Fourth Proportional to 2,696,578.56, 3,721,297.68 and 1,489,354.56

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Solution

The fourth proportional to 2,696,578.56, 3,721,297.68 and 1,489,354.56 is: 2,055,319.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,696,578.56 : 3,721,297.68 = 1,489,354.56 : x
  2. Step 2: Convert to fraction form
    2,696,578.56/3,721,297.68 = 1,489,354.56/x
  3. Step 3: Cross multiply
    2,696,578.56x = 3,721,297.68 × 1,489,354.56
  4. Step 4: Simplify right side
    2,696,578.56x = 5,542,331,668,825.42
  5. Step 5: Solve for x
    x = 5,542,331,668,825.42/2,696,578.56
  6. Step 6: Final answer
    x = 2,055,319.93

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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.