Home / 1,129,894.06-1,694,843.82-276,969.52

Finding the Fourth Proportional to 1,129,894.06, 1,694,843.82 and 276,969.52

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Solution

The fourth proportional to 1,129,894.06, 1,694,843.82 and 276,969.52 is: 415,454.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,894.06 : 1,694,843.82 = 276,969.52 : x
  2. Step 2: Convert to fraction form
    1,129,894.06/1,694,843.82 = 276,969.52/x
  3. Step 3: Cross multiply
    1,129,894.06x = 1,694,843.82 × 276,969.52
  4. Step 4: Simplify right side
    1,129,894.06x = 469,420,079,300.37
  5. Step 5: Solve for x
    x = 469,420,079,300.37/1,129,894.06
  6. Step 6: Final answer
    x = 415,454.95

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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.