Home / 2,099,896.78-3,150,304.53-680,096.38

Finding the Fourth Proportional to 2,099,896.78, 3,150,304.53 and 680,096.38

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Solution

The fourth proportional to 2,099,896.78, 3,150,304.53 and 680,096.38 is: 1,020,293.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,099,896.78 : 3,150,304.53 = 680,096.38 : x
  2. Step 2: Convert to fraction form
    2,099,896.78/3,150,304.53 = 680,096.38/x
  3. Step 3: Cross multiply
    2,099,896.78x = 3,150,304.53 × 680,096.38
  4. Step 4: Simplify right side
    2,099,896.78x = 2,142,510,706,750.60
  5. Step 5: Solve for x
    x = 2,142,510,706,750.60/2,099,896.78
  6. Step 6: Final answer
    x = 1,020,293.34

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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.