Home / 1,263,086.73-1,743,076.38-719,224.71

Finding the Fourth Proportional to 1,263,086.73, 1,743,076.38 and 719,224.71

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Solution

The fourth proportional to 1,263,086.73, 1,743,076.38 and 719,224.71 is: 992,539.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,086.73 : 1,743,076.38 = 719,224.71 : x
  2. Step 2: Convert to fraction form
    1,263,086.73/1,743,076.38 = 719,224.71/x
  3. Step 3: Cross multiply
    1,263,086.73x = 1,743,076.38 × 719,224.71
  4. Step 4: Simplify right side
    1,263,086.73x = 1,253,663,603,913.35
  5. Step 5: Solve for x
    x = 1,253,663,603,913.35/1,263,086.73
  6. Step 6: Final answer
    x = 992,539.60

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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.