Home / 1,709,910.38-2,359,745.79-945,950.78

Finding the Fourth Proportional to 1,709,910.38, 2,359,745.79 and 945,950.78

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Solution

The fourth proportional to 1,709,910.38, 2,359,745.79 and 945,950.78 is: 1,305,450.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,910.38 : 2,359,745.79 = 945,950.78 : x
  2. Step 2: Convert to fraction form
    1,709,910.38/2,359,745.79 = 945,950.78/x
  3. Step 3: Cross multiply
    1,709,910.38x = 2,359,745.79 × 945,950.78
  4. Step 4: Simplify right side
    1,709,910.38x = 2,232,203,370,652.22
  5. Step 5: Solve for x
    x = 2,232,203,370,652.22/1,709,910.38
  6. Step 6: Final answer
    x = 1,305,450.51

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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.