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Finding the Fourth Proportional to 999,883.44, 1,380,483 and 892,268.46

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Solution

The fourth proportional to 999,883.44, 1,380,483 and 892,268.46 is: 1,231,905.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,883.44 : 1,380,483 = 892,268.46 : x
  2. Step 2: Convert to fraction form
    999,883.44/1,380,483 = 892,268.46/x
  3. Step 3: Cross multiply
    999,883.44x = 1,380,483 × 892,268.46
  4. Step 4: Simplify right side
    999,883.44x = 1,231,761,440,466.18
  5. Step 5: Solve for x
    x = 1,231,761,440,466.18/999,883.44
  6. Step 6: Final answer
    x = 1,231,905.03

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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.