Home / 2,171,175.30-3,256,771.32-908,116.92

Finding the Fourth Proportional to 2,171,175.30, 3,256,771.32 and 908,116.92

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Solution

The fourth proportional to 2,171,175.30, 3,256,771.32 and 908,116.92 is: 1,362,178.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,171,175.30 : 3,256,771.32 = 908,116.92 : x
  2. Step 2: Convert to fraction form
    2,171,175.30/3,256,771.32 = 908,116.92/x
  3. Step 3: Cross multiply
    2,171,175.30x = 3,256,771.32 × 908,116.92
  4. Step 4: Simplify right side
    2,171,175.30x = 2,957,529,140,262.73
  5. Step 5: Solve for x
    x = 2,957,529,140,262.73/2,171,175.30
  6. Step 6: Final answer
    x = 1,362,178.88

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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.