Home / 2,278,758.69-3,417,629.56-681,114.22

Finding the Fourth Proportional to 2,278,758.69, 3,417,629.56 and 681,114.22

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Solution

The fourth proportional to 2,278,758.69, 3,417,629.56 and 681,114.22 is: 1,021,519.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278,758.69 : 3,417,629.56 = 681,114.22 : x
  2. Step 2: Convert to fraction form
    2,278,758.69/3,417,629.56 = 681,114.22/x
  3. Step 3: Cross multiply
    2,278,758.69x = 3,417,629.56 × 681,114.22
  4. Step 4: Simplify right side
    2,278,758.69x = 2,327,796,081,761.48
  5. Step 5: Solve for x
    x = 2,327,796,081,761.48/2,278,758.69
  6. Step 6: Final answer
    x = 1,021,519.34

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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.