Home / 2,828,079.26-3,902,716.57-1,538,897.44

Finding the Fourth Proportional to 2,828,079.26, 3,902,716.57 and 1,538,897.44

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Solution

The fourth proportional to 2,828,079.26, 3,902,716.57 and 1,538,897.44 is: 2,123,660.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828,079.26 : 3,902,716.57 = 1,538,897.44 : x
  2. Step 2: Convert to fraction form
    2,828,079.26/3,902,716.57 = 1,538,897.44/x
  3. Step 3: Cross multiply
    2,828,079.26x = 3,902,716.57 × 1,538,897.44
  4. Step 4: Simplify right side
    2,828,079.26x = 6,005,880,538,618.58
  5. Step 5: Solve for x
    x = 6,005,880,538,618.58/2,828,079.26
  6. Step 6: Final answer
    x = 2,123,660.61

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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.