Home / 3,728,767.08-5,144,926.50-2,179,729.56

Finding the Fourth Proportional to 3,728,767.08, 5,144,926.50 and 2,179,729.56

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Solution

The fourth proportional to 3,728,767.08, 5,144,926.50 and 2,179,729.56 is: 3,007,575.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,728,767.08 : 5,144,926.50 = 2,179,729.56 : x
  2. Step 2: Convert to fraction form
    3,728,767.08/5,144,926.50 = 2,179,729.56/x
  3. Step 3: Cross multiply
    3,728,767.08x = 5,144,926.50 × 2,179,729.56
  4. Step 4: Simplify right side
    3,728,767.08x = 11,214,548,376,077.34
  5. Step 5: Solve for x
    x = 11,214,548,376,077.34/3,728,767.08
  6. Step 6: Final answer
    x = 3,007,575.46

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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.