Home / 2,728,273.72-3,765,743.87-1,611,640.75

Finding the Fourth Proportional to 2,728,273.72, 3,765,743.87 and 1,611,640.75

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Solution

The fourth proportional to 2,728,273.72, 3,765,743.87 and 1,611,640.75 is: 2,224,493.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,273.72 : 3,765,743.87 = 1,611,640.75 : x
  2. Step 2: Convert to fraction form
    2,728,273.72/3,765,743.87 = 1,611,640.75/x
  3. Step 3: Cross multiply
    2,728,273.72x = 3,765,743.87 × 1,611,640.75
  4. Step 4: Simplify right side
    2,728,273.72x = 6,069,026,274,954.70
  5. Step 5: Solve for x
    x = 6,069,026,274,954.70/2,728,273.72
  6. Step 6: Final answer
    x = 2,224,493.18

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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.