Home / 1,409,348.67-1,944,906.33-764,768.85

Finding the Fourth Proportional to 1,409,348.67, 1,944,906.33 and 764,768.85

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Solution

The fourth proportional to 1,409,348.67, 1,944,906.33 and 764,768.85 is: 1,055,383.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,348.67 : 1,944,906.33 = 764,768.85 : x
  2. Step 2: Convert to fraction form
    1,409,348.67/1,944,906.33 = 764,768.85/x
  3. Step 3: Cross multiply
    1,409,348.67x = 1,944,906.33 × 764,768.85
  4. Step 4: Simplify right side
    1,409,348.67x = 1,487,403,777,351.82
  5. Step 5: Solve for x
    x = 1,487,403,777,351.82/1,409,348.67
  6. Step 6: Final answer
    x = 1,055,383.82

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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.