Home / 1,330,992.54-1,836,783.27-727,380.54

Finding the Fourth Proportional to 1,330,992.54, 1,836,783.27 and 727,380.54

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Solution

The fourth proportional to 1,330,992.54, 1,836,783.27 and 727,380.54 is: 1,003,792.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,992.54 : 1,836,783.27 = 727,380.54 : x
  2. Step 2: Convert to fraction form
    1,330,992.54/1,836,783.27 = 727,380.54/x
  3. Step 3: Cross multiply
    1,330,992.54x = 1,836,783.27 × 727,380.54
  4. Step 4: Simplify right side
    1,330,992.54x = 1,336,040,406,795.57
  5. Step 5: Solve for x
    x = 1,336,040,406,795.57/1,330,992.54
  6. Step 6: Final answer
    x = 1,003,792.56

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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.