Home / 2,262,166.32-3,121,849.26-1,229,743.56

Finding the Fourth Proportional to 2,262,166.32, 3,121,849.26 and 1,229,743.56

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Solution

The fourth proportional to 2,262,166.32, 3,121,849.26 and 1,229,743.56 is: 1,697,078.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262,166.32 : 3,121,849.26 = 1,229,743.56 : x
  2. Step 2: Convert to fraction form
    2,262,166.32/3,121,849.26 = 1,229,743.56/x
  3. Step 3: Cross multiply
    2,262,166.32x = 3,121,849.26 × 1,229,743.56
  4. Step 4: Simplify right side
    2,262,166.32x = 3,839,074,022,775.77
  5. Step 5: Solve for x
    x = 3,839,074,022,775.77/2,262,166.32
  6. Step 6: Final answer
    x = 1,697,078.59

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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.