Home / 5,228,428.44-7,215,907.85-2,936,589.06

Finding the Fourth Proportional to 5,228,428.44, 7,215,907.85 and 2,936,589.06

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Solution

The fourth proportional to 5,228,428.44, 7,215,907.85 and 2,936,589.06 is: 4,052,872.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228,428.44 : 7,215,907.85 = 2,936,589.06 : x
  2. Step 2: Convert to fraction form
    5,228,428.44/7,215,907.85 = 2,936,589.06/x
  3. Step 3: Cross multiply
    5,228,428.44x = 7,215,907.85 × 2,936,589.06
  4. Step 4: Simplify right side
    5,228,428.44x = 21,190,156,035,595.18
  5. Step 5: Solve for x
    x = 21,190,156,035,595.18/5,228,428.44
  6. Step 6: Final answer
    x = 4,052,872.92

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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.