Home / 3,585,745.20-5,378,617.80-1,311,265.20

Finding the Fourth Proportional to 3,585,745.20, 5,378,617.80 and 1,311,265.20

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Solution

The fourth proportional to 3,585,745.20, 5,378,617.80 and 1,311,265.20 is: 1,966,897.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585,745.20 : 5,378,617.80 = 1,311,265.20 : x
  2. Step 2: Convert to fraction form
    3,585,745.20/5,378,617.80 = 1,311,265.20/x
  3. Step 3: Cross multiply
    3,585,745.20x = 5,378,617.80 × 1,311,265.20
  4. Step 4: Simplify right side
    3,585,745.20x = 7,052,794,345,240.56
  5. Step 5: Solve for x
    x = 7,052,794,345,240.56/3,585,745.20
  6. Step 6: Final answer
    x = 1,966,897.80

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