Home / 3,622,471.80-5,434,363.80-1,820,821.20

Finding the Fourth Proportional to 3,622,471.80, 5,434,363.80 and 1,820,821.20

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Solution

The fourth proportional to 3,622,471.80, 5,434,363.80 and 1,820,821.20 is: 2,731,561.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622,471.80 : 5,434,363.80 = 1,820,821.20 : x
  2. Step 2: Convert to fraction form
    3,622,471.80/5,434,363.80 = 1,820,821.20/x
  3. Step 3: Cross multiply
    3,622,471.80x = 5,434,363.80 × 1,820,821.20
  4. Step 4: Simplify right side
    3,622,471.80x = 9,895,004,815,552.56
  5. Step 5: Solve for x
    x = 9,895,004,815,552.56/3,622,471.80
  6. Step 6: Final answer
    x = 2,731,561.59

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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.