Home / 3,645,163.80-5,465,121.30-2,048,216.40

Finding the Fourth Proportional to 3,645,163.80, 5,465,121.30 and 2,048,216.40

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Solution

The fourth proportional to 3,645,163.80, 5,465,121.30 and 2,048,216.40 is: 3,070,849.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,645,163.80 : 5,465,121.30 = 2,048,216.40 : x
  2. Step 2: Convert to fraction form
    3,645,163.80/5,465,121.30 = 2,048,216.40/x
  3. Step 3: Cross multiply
    3,645,163.80x = 5,465,121.30 × 2,048,216.40
  4. Step 4: Simplify right side
    3,645,163.80x = 11,193,751,074,649.32
  5. Step 5: Solve for x
    x = 11,193,751,074,649.32/3,645,163.80
  6. Step 6: Final answer
    x = 3,070,849.95

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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.