Home / 3,419,485.20-5,129,227.80-3,369,718.80

Finding the Fourth Proportional to 3,419,485.20, 5,129,227.80 and 3,369,718.80

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Solution

The fourth proportional to 3,419,485.20, 5,129,227.80 and 3,369,718.80 is: 5,054,578.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419,485.20 : 5,129,227.80 = 3,369,718.80 : x
  2. Step 2: Convert to fraction form
    3,419,485.20/5,129,227.80 = 3,369,718.80/x
  3. Step 3: Cross multiply
    3,419,485.20x = 5,129,227.80 × 3,369,718.80
  4. Step 4: Simplify right side
    3,419,485.20x = 17,284,055,347,142.64
  5. Step 5: Solve for x
    x = 17,284,055,347,142.64/3,419,485.20
  6. Step 6: Final answer
    x = 5,054,578.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.