Home / 2,274,112.16-3,138,279.44-1,255,518.88

Finding the Fourth Proportional to 2,274,112.16, 3,138,279.44 and 1,255,518.88

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Solution

The fourth proportional to 2,274,112.16, 3,138,279.44 and 1,255,518.88 is: 1,732,618.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,274,112.16 : 3,138,279.44 = 1,255,518.88 : x
  2. Step 2: Convert to fraction form
    2,274,112.16/3,138,279.44 = 1,255,518.88/x
  3. Step 3: Cross multiply
    2,274,112.16x = 3,138,279.44 × 1,255,518.88
  4. Step 4: Simplify right side
    2,274,112.16x = 3,940,169,087,635.83
  5. Step 5: Solve for x
    x = 3,940,169,087,635.83/2,274,112.16
  6. Step 6: Final answer
    x = 1,732,618.63

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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.