Home / 3,728,920.40-5,589,233.40-2,047,230.80

Finding the Fourth Proportional to 3,728,920.40, 5,589,233.40 and 2,047,230.80

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Solution

The fourth proportional to 3,728,920.40, 5,589,233.40 and 2,047,230.80 is: 3,068,569.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,728,920.40 : 5,589,233.40 = 2,047,230.80 : x
  2. Step 2: Convert to fraction form
    3,728,920.40/5,589,233.40 = 2,047,230.80/x
  3. Step 3: Cross multiply
    3,728,920.40x = 5,589,233.40 × 2,047,230.80
  4. Step 4: Simplify right side
    3,728,920.40x = 11,442,450,764,868.72
  5. Step 5: Solve for x
    x = 11,442,450,764,868.72/3,728,920.40
  6. Step 6: Final answer
    x = 3,068,569.33

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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.