Home / 2,677,522.91-3,694,943.79-1,515,939.20

Finding the Fourth Proportional to 2,677,522.91, 3,694,943.79 and 1,515,939.20

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Solution

The fourth proportional to 2,677,522.91, 3,694,943.79 and 1,515,939.20 is: 2,091,974.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,677,522.91 : 3,694,943.79 = 1,515,939.20 : x
  2. Step 2: Convert to fraction form
    2,677,522.91/3,694,943.79 = 1,515,939.20/x
  3. Step 3: Cross multiply
    2,677,522.91x = 3,694,943.79 × 1,515,939.20
  4. Step 4: Simplify right side
    2,677,522.91x = 5,601,310,123,820.21
  5. Step 5: Solve for x
    x = 5,601,310,123,820.21/2,677,522.91
  6. Step 6: Final answer
    x = 2,091,974.67

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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.