Home / 1,393,179.39-2,089,759.95-382,222.26

Finding the Fourth Proportional to 1,393,179.39, 2,089,759.95 and 382,222.26

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Solution

The fourth proportional to 1,393,179.39, 2,089,759.95 and 382,222.26 is: 573,330.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,179.39 : 2,089,759.95 = 382,222.26 : x
  2. Step 2: Convert to fraction form
    1,393,179.39/2,089,759.95 = 382,222.26/x
  3. Step 3: Cross multiply
    1,393,179.39x = 2,089,759.95 × 382,222.26
  4. Step 4: Simplify right side
    1,393,179.39x = 798,752,770,946.49
  5. Step 5: Solve for x
    x = 798,752,770,946.49/1,393,179.39
  6. Step 6: Final answer
    x = 573,330.88

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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.