Home / 3,757,720.56-5,185,103.04-2,103,782.16

Finding the Fourth Proportional to 3,757,720.56, 5,185,103.04 and 2,103,782.16

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Solution

The fourth proportional to 3,757,720.56, 5,185,103.04 and 2,103,782.16 is: 2,902,910.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,757,720.56 : 5,185,103.04 = 2,103,782.16 : x
  2. Step 2: Convert to fraction form
    3,757,720.56/5,185,103.04 = 2,103,782.16/x
  3. Step 3: Cross multiply
    3,757,720.56x = 5,185,103.04 × 2,103,782.16
  4. Step 4: Simplify right side
    3,757,720.56x = 10,908,327,273,313.77
  5. Step 5: Solve for x
    x = 10,908,327,273,313.77/3,757,720.56
  6. Step 6: Final answer
    x = 2,902,910.71

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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.