Home / 1,000,245.44-1,380,982.56-892,630.64

Finding the Fourth Proportional to 1,000,245.44, 1,380,982.56 and 892,630.64

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Solution

The fourth proportional to 1,000,245.44, 1,380,982.56 and 892,630.64 is: 1,232,404.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,245.44 : 1,380,982.56 = 892,630.64 : x
  2. Step 2: Convert to fraction form
    1,000,245.44/1,380,982.56 = 892,630.64/x
  3. Step 3: Cross multiply
    1,000,245.44x = 1,380,982.56 × 892,630.64
  4. Step 4: Simplify right side
    1,000,245.44x = 1,232,707,346,361.64
  5. Step 5: Solve for x
    x = 1,232,707,346,361.64/1,000,245.44
  6. Step 6: Final answer
    x = 1,232,404.86

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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.