Home / 3,659,172-5,049,657.36-2,228,388

Finding the Fourth Proportional to 3,659,172, 5,049,657.36 and 2,228,388

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Solution

The fourth proportional to 3,659,172, 5,049,657.36 and 2,228,388 is: 3,075,175.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,659,172 : 5,049,657.36 = 2,228,388 : x
  2. Step 2: Convert to fraction form
    3,659,172/5,049,657.36 = 2,228,388/x
  3. Step 3: Cross multiply
    3,659,172x = 5,049,657.36 × 2,228,388
  4. Step 4: Simplify right side
    3,659,172x = 11,252,595,865,135.68
  5. Step 5: Solve for x
    x = 11,252,595,865,135.68/3,659,172
  6. Step 6: Final answer
    x = 3,075,175.44

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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.