Home / 3,622,711.80-5,434,723.80-1,821,061.20

Finding the Fourth Proportional to 3,622,711.80, 5,434,723.80 and 1,821,061.20

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Solution

The fourth proportional to 3,622,711.80, 5,434,723.80 and 1,821,061.20 is: 2,731,921.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622,711.80 : 5,434,723.80 = 1,821,061.20 : x
  2. Step 2: Convert to fraction form
    3,622,711.80/5,434,723.80 = 1,821,061.20/x
  3. Step 3: Cross multiply
    3,622,711.80x = 5,434,723.80 × 1,821,061.20
  4. Step 4: Simplify right side
    3,622,711.80x = 9,896,964,644,896.56
  5. Step 5: Solve for x
    x = 9,896,964,644,896.56/3,622,711.80
  6. Step 6: Final answer
    x = 2,731,921.61

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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.