Home / 3,005,721.38-4,148,521.44-2,763,620.48

Finding the Fourth Proportional to 3,005,721.38, 4,148,521.44 and 2,763,620.48

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Solution

The fourth proportional to 3,005,721.38, 4,148,521.44 and 2,763,620.48 is: 3,814,371.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005,721.38 : 4,148,521.44 = 2,763,620.48 : x
  2. Step 2: Convert to fraction form
    3,005,721.38/4,148,521.44 = 2,763,620.48/x
  3. Step 3: Cross multiply
    3,005,721.38x = 4,148,521.44 × 2,763,620.48
  4. Step 4: Simplify right side
    3,005,721.38x = 11,464,938,813,303.09
  5. Step 5: Solve for x
    x = 11,464,938,813,303.09/3,005,721.38
  6. Step 6: Final answer
    x = 3,814,371.78

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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.