Home / 1,263,171.33-1,891,361.69-962,218.26

Finding the Fourth Proportional to 1,263,171.33, 1,891,361.69 and 962,218.26

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Solution

The fourth proportional to 1,263,171.33, 1,891,361.69 and 962,218.26 is: 1,440,741.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,171.33 : 1,891,361.69 = 962,218.26 : x
  2. Step 2: Convert to fraction form
    1,263,171.33/1,891,361.69 = 962,218.26/x
  3. Step 3: Cross multiply
    1,263,171.33x = 1,891,361.69 × 962,218.26
  4. Step 4: Simplify right side
    1,263,171.33x = 1,819,902,749,571.37
  5. Step 5: Solve for x
    x = 1,819,902,749,571.37/1,263,171.33
  6. Step 6: Final answer
    x = 1,440,741.02

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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.