Home / 2,855,914.41-3,940,485.90-1,615,553.27

Finding the Fourth Proportional to 2,855,914.41, 3,940,485.90 and 1,615,553.27

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Solution

The fourth proportional to 2,855,914.41, 3,940,485.90 and 1,615,553.27 is: 2,229,081.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,914.41 : 3,940,485.90 = 1,615,553.27 : x
  2. Step 2: Convert to fraction form
    2,855,914.41/3,940,485.90 = 1,615,553.27/x
  3. Step 3: Cross multiply
    2,855,914.41x = 3,940,485.90 × 1,615,553.27
  4. Step 4: Simplify right side
    2,855,914.41x = 6,366,064,861,431.46
  5. Step 5: Solve for x
    x = 6,366,064,861,431.46/2,855,914.41
  6. Step 6: Final answer
    x = 2,229,081.11

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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.