Home / 3,189,441.30-4,785,083.55-945,633.30

Finding the Fourth Proportional to 3,189,441.30, 4,785,083.55 and 945,633.30

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Solution

The fourth proportional to 3,189,441.30, 4,785,083.55 and 945,633.30 is: 1,418,723.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,441.30 : 4,785,083.55 = 945,633.30 : x
  2. Step 2: Convert to fraction form
    3,189,441.30/4,785,083.55 = 945,633.30/x
  3. Step 3: Cross multiply
    3,189,441.30x = 4,785,083.55 × 945,633.30
  4. Step 4: Simplify right side
    3,189,441.30x = 4,524,934,348,162.22
  5. Step 5: Solve for x
    x = 4,524,934,348,162.22/3,189,441.30
  6. Step 6: Final answer
    x = 1,418,723.19

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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.