Home / 1,622,471.56-2,431,991.22-611,155.96

Finding the Fourth Proportional to 1,622,471.56, 2,431,991.22 and 611,155.96

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Solution

The fourth proportional to 1,622,471.56, 2,431,991.22 and 611,155.96 is: 916,087.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,471.56 : 2,431,991.22 = 611,155.96 : x
  2. Step 2: Convert to fraction form
    1,622,471.56/2,431,991.22 = 611,155.96/x
  3. Step 3: Cross multiply
    1,622,471.56x = 2,431,991.22 × 611,155.96
  4. Step 4: Simplify right side
    1,622,471.56x = 1,486,325,928,770.67
  5. Step 5: Solve for x
    x = 1,486,325,928,770.67/1,622,471.56
  6. Step 6: Final answer
    x = 916,087.51

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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.