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Finding the Fourth Proportional to 6,631,504.44, 9,947,256 and 1,839,193.60

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Solution

The fourth proportional to 6,631,504.44, 9,947,256 and 1,839,193.60 is: 2,758,790.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,631,504.44 : 9,947,256 = 1,839,193.60 : x
  2. Step 2: Convert to fraction form
    6,631,504.44/9,947,256 = 1,839,193.60/x
  3. Step 3: Cross multiply
    6,631,504.44x = 9,947,256 × 1,839,193.60
  4. Step 4: Simplify right side
    6,631,504.44x = 18,294,929,572,761.60
  5. Step 5: Solve for x
    x = 18,294,929,572,761.60/6,631,504.44
  6. Step 6: Final answer
    x = 2,758,790.22

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1.5x scale

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.