Home / 3,393,643.88-5,089,383.92-1,118,744.30

Finding the Fourth Proportional to 3,393,643.88, 5,089,383.92 and 1,118,744.30

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Solution

The fourth proportional to 3,393,643.88, 5,089,383.92 and 1,118,744.30 is: 1,677,759.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393,643.88 : 5,089,383.92 = 1,118,744.30 : x
  2. Step 2: Convert to fraction form
    3,393,643.88/5,089,383.92 = 1,118,744.30/x
  3. Step 3: Cross multiply
    3,393,643.88x = 5,089,383.92 × 1,118,744.30
  4. Step 4: Simplify right side
    3,393,643.88x = 5,693,719,251,011.66
  5. Step 5: Solve for x
    x = 5,693,719,251,011.66/3,393,643.88
  6. Step 6: Final answer
    x = 1,677,759.79

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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.