Home / 1,811,362.14-2,716,876.62-613,147.50

Finding the Fourth Proportional to 1,811,362.14, 2,716,876.62 and 613,147.50

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Solution

The fourth proportional to 1,811,362.14, 2,716,876.62 and 613,147.50 is: 919,664.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,362.14 : 2,716,876.62 = 613,147.50 : x
  2. Step 2: Convert to fraction form
    1,811,362.14/2,716,876.62 = 613,147.50/x
  3. Step 3: Cross multiply
    1,811,362.14x = 2,716,876.62 × 613,147.50
  4. Step 4: Simplify right side
    1,811,362.14x = 1,665,846,107,361.45
  5. Step 5: Solve for x
    x = 1,665,846,107,361.45/1,811,362.14
  6. Step 6: Final answer
    x = 919,664.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.