Home / 1,201,093.70-1,801,640.55-1,122,361.70

Finding the Fourth Proportional to 1,201,093.70, 1,801,640.55 and 1,122,361.70

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Solution

The fourth proportional to 1,201,093.70, 1,801,640.55 and 1,122,361.70 is: 1,683,542.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,093.70 : 1,801,640.55 = 1,122,361.70 : x
  2. Step 2: Convert to fraction form
    1,201,093.70/1,801,640.55 = 1,122,361.70/x
  3. Step 3: Cross multiply
    1,201,093.70x = 1,801,640.55 × 1,122,361.70
  4. Step 4: Simplify right side
    1,201,093.70x = 2,022,092,350,486.94
  5. Step 5: Solve for x
    x = 2,022,092,350,486.94/1,201,093.70
  6. Step 6: Final answer
    x = 1,683,542.55

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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.