Home / 1,954,027.35-2,696,243.81-1,228,361.27

Finding the Fourth Proportional to 1,954,027.35, 2,696,243.81 and 1,228,361.27

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Solution

The fourth proportional to 1,954,027.35, 2,696,243.81 and 1,228,361.27 is: 1,694,941.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954,027.35 : 2,696,243.81 = 1,228,361.27 : x
  2. Step 2: Convert to fraction form
    1,954,027.35/2,696,243.81 = 1,228,361.27/x
  3. Step 3: Cross multiply
    1,954,027.35x = 2,696,243.81 × 1,228,361.27
  4. Step 4: Simplify right side
    1,954,027.35x = 3,311,961,451,058.21
  5. Step 5: Solve for x
    x = 3,311,961,451,058.21/1,954,027.35
  6. Step 6: Final answer
    x = 1,694,941.19

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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.