Home / 1,994,153.44-2,991,624.60-731,992

Finding the Fourth Proportional to 1,994,153.44, 2,991,624.60 and 731,992

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Solution

The fourth proportional to 1,994,153.44, 2,991,624.60 and 731,992 is: 1,098,132.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,153.44 : 2,991,624.60 = 731,992 : x
  2. Step 2: Convert to fraction form
    1,994,153.44/2,991,624.60 = 731,992/x
  3. Step 3: Cross multiply
    1,994,153.44x = 2,991,624.60 × 731,992
  4. Step 4: Simplify right side
    1,994,153.44x = 2,189,845,274,203.20
  5. Step 5: Solve for x
    x = 2,189,845,274,203.20/1,994,153.44
  6. Step 6: Final answer
    x = 1,098,132.79

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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.