Home / 1,282,193.46-1,769,523.05-730,922.31

Finding the Fourth Proportional to 1,282,193.46, 1,769,523.05 and 730,922.31

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Solution

The fourth proportional to 1,282,193.46, 1,769,523.05 and 730,922.31 is: 1,008,727.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,193.46 : 1,769,523.05 = 730,922.31 : x
  2. Step 2: Convert to fraction form
    1,282,193.46/1,769,523.05 = 730,922.31/x
  3. Step 3: Cross multiply
    1,282,193.46x = 1,769,523.05 × 730,922.31
  4. Step 4: Simplify right side
    1,282,193.46x = 1,293,383,877,131.55
  5. Step 5: Solve for x
    x = 1,293,383,877,131.55/1,282,193.46
  6. Step 6: Final answer
    x = 1,008,727.56

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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.