Home / 3,846,816.90-5,308,144.83-2,215,754.73

Finding the Fourth Proportional to 3,846,816.90, 5,308,144.83 and 2,215,754.73

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Solution

The fourth proportional to 3,846,816.90, 5,308,144.83 and 2,215,754.73 is: 3,057,475.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,846,816.90 : 5,308,144.83 = 2,215,754.73 : x
  2. Step 2: Convert to fraction form
    3,846,816.90/5,308,144.83 = 2,215,754.73/x
  3. Step 3: Cross multiply
    3,846,816.90x = 5,308,144.83 × 2,215,754.73
  4. Step 4: Simplify right side
    3,846,816.90x = 11,761,547,014,597.55
  5. Step 5: Solve for x
    x = 11,761,547,014,597.55/3,846,816.90
  6. Step 6: Final answer
    x = 3,057,475.13

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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.