Home / 2,320,692.13-3,202,610.31-1,302,172.21

Finding the Fourth Proportional to 2,320,692.13, 3,202,610.31 and 1,302,172.21

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Solution

The fourth proportional to 2,320,692.13, 3,202,610.31 and 1,302,172.21 is: 1,797,028.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320,692.13 : 3,202,610.31 = 1,302,172.21 : x
  2. Step 2: Convert to fraction form
    2,320,692.13/3,202,610.31 = 1,302,172.21/x
  3. Step 3: Cross multiply
    2,320,692.13x = 3,202,610.31 × 1,302,172.21
  4. Step 4: Simplify right side
    2,320,692.13x = 4,170,350,122,617.57
  5. Step 5: Solve for x
    x = 4,170,350,122,617.57/2,320,692.13
  6. Step 6: Final answer
    x = 1,797,028.60

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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.