Home / 1,393,102.08-2,089,655.33-382,237.88

Finding the Fourth Proportional to 1,393,102.08, 2,089,655.33 and 382,237.88

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Solution

The fourth proportional to 1,393,102.08, 2,089,655.33 and 382,237.88 is: 573,357.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,102.08 : 2,089,655.33 = 382,237.88 : x
  2. Step 2: Convert to fraction form
    1,393,102.08/2,089,655.33 = 382,237.88/x
  3. Step 3: Cross multiply
    1,393,102.08x = 2,089,655.33 × 382,237.88
  4. Step 4: Simplify right side
    1,393,102.08x = 798,745,410,910.43
  5. Step 5: Solve for x
    x = 798,745,410,910.43/1,393,102.08
  6. Step 6: Final answer
    x = 573,357.42

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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.