Home / 1,299,833.45-1,793,736.60-719,041.44

Finding the Fourth Proportional to 1,299,833.45, 1,793,736.60 and 719,041.44

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Solution

The fourth proportional to 1,299,833.45, 1,793,736.60 and 719,041.44 is: 992,258.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,833.45 : 1,793,736.60 = 719,041.44 : x
  2. Step 2: Convert to fraction form
    1,299,833.45/1,793,736.60 = 719,041.44/x
  3. Step 3: Cross multiply
    1,299,833.45x = 1,793,736.60 × 719,041.44
  4. Step 4: Simplify right side
    1,299,833.45x = 1,289,770,951,874.81
  5. Step 5: Solve for x
    x = 1,289,770,951,874.81/1,299,833.45
  6. Step 6: Final answer
    x = 992,258.63

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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.