Home / 2,215,169.76-3,322,706.94-617,690.28

Finding the Fourth Proportional to 2,215,169.76, 3,322,706.94 and 617,690.28

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Solution

The fourth proportional to 2,215,169.76, 3,322,706.94 and 617,690.28 is: 926,522.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,169.76 : 3,322,706.94 = 617,690.28 : x
  2. Step 2: Convert to fraction form
    2,215,169.76/3,322,706.94 = 617,690.28/x
  3. Step 3: Cross multiply
    2,215,169.76x = 3,322,706.94 × 617,690.28
  4. Step 4: Simplify right side
    2,215,169.76x = 2,052,403,780,126.54
  5. Step 5: Solve for x
    x = 2,052,403,780,126.54/2,215,169.76
  6. Step 6: Final answer
    x = 926,522.12

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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.