Home / 3,020,957.13-4,530,778.38-998,723.28

Finding the Fourth Proportional to 3,020,957.13, 4,530,778.38 and 998,723.28

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Solution

The fourth proportional to 3,020,957.13, 4,530,778.38 and 998,723.28 is: 1,497,867.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,957.13 : 4,530,778.38 = 998,723.28 : x
  2. Step 2: Convert to fraction form
    3,020,957.13/4,530,778.38 = 998,723.28/x
  3. Step 3: Cross multiply
    3,020,957.13x = 4,530,778.38 × 998,723.28
  4. Step 4: Simplify right side
    3,020,957.13x = 4,524,993,844,626.69
  5. Step 5: Solve for x
    x = 4,524,993,844,626.69/3,020,957.13
  6. Step 6: Final answer
    x = 1,497,867.61

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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.