Home / 1,099,930.80-1,649,896.20-966,961.20

Finding the Fourth Proportional to 1,099,930.80, 1,649,896.20 and 966,961.20

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Solution

The fourth proportional to 1,099,930.80, 1,649,896.20 and 966,961.20 is: 1,450,441.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,930.80 : 1,649,896.20 = 966,961.20 : x
  2. Step 2: Convert to fraction form
    1,099,930.80/1,649,896.20 = 966,961.20/x
  3. Step 3: Cross multiply
    1,099,930.80x = 1,649,896.20 × 966,961.20
  4. Step 4: Simplify right side
    1,099,930.80x = 1,595,385,609,427.44
  5. Step 5: Solve for x
    x = 1,595,385,609,427.44/1,099,930.80
  6. Step 6: Final answer
    x = 1,450,441.80

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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.