Home / 3,916,444.38-5,404,736.79-2,174,231.58

Finding the Fourth Proportional to 3,916,444.38, 5,404,736.79 and 2,174,231.58

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Solution

The fourth proportional to 3,916,444.38, 5,404,736.79 and 2,174,231.58 is: 3,000,463.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,916,444.38 : 5,404,736.79 = 2,174,231.58 : x
  2. Step 2: Convert to fraction form
    3,916,444.38/5,404,736.79 = 2,174,231.58/x
  3. Step 3: Cross multiply
    3,916,444.38x = 5,404,736.79 × 2,174,231.58
  4. Step 4: Simplify right side
    3,916,444.38x = 11,751,149,410,405.83
  5. Step 5: Solve for x
    x = 11,751,149,410,405.83/3,916,444.38
  6. Step 6: Final answer
    x = 3,000,463.75

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1.5x scale

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.