Home / 1,085,361.75-1,629,018.39-580,354.38

Finding the Fourth Proportional to 1,085,361.75, 1,629,018.39 and 580,354.38

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Solution

The fourth proportional to 1,085,361.75, 1,629,018.39 and 580,354.38 is: 871,053.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,361.75 : 1,629,018.39 = 580,354.38 : x
  2. Step 2: Convert to fraction form
    1,085,361.75/1,629,018.39 = 580,354.38/x
  3. Step 3: Cross multiply
    1,085,361.75x = 1,629,018.39 × 580,354.38
  4. Step 4: Simplify right side
    1,085,361.75x = 945,407,957,737.05
  5. Step 5: Solve for x
    x = 945,407,957,737.05/1,085,361.75
  6. Step 6: Final answer
    x = 871,053.32

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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.