Home / 1,793,815.44-2,691,440-728,940.84

Finding the Fourth Proportional to 1,793,815.44, 2,691,440 and 728,940.84

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Solution

The fourth proportional to 1,793,815.44, 2,691,440 and 728,940.84 is: 1,093,702.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,793,815.44 : 2,691,440 = 728,940.84 : x
  2. Step 2: Convert to fraction form
    1,793,815.44/2,691,440 = 728,940.84/x
  3. Step 3: Cross multiply
    1,793,815.44x = 2,691,440 × 728,940.84
  4. Step 4: Simplify right side
    1,793,815.44x = 1,961,900,534,409.60
  5. Step 5: Solve for x
    x = 1,961,900,534,409.60/1,793,815.44
  6. Step 6: Final answer
    x = 1,093,702.56

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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.