Home / 1,622,143.91-2,433,189.11-484,908.77

Finding the Fourth Proportional to 1,622,143.91, 2,433,189.11 and 484,908.77

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Solution

The fourth proportional to 1,622,143.91, 2,433,189.11 and 484,908.77 is: 727,355.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,143.91 : 2,433,189.11 = 484,908.77 : x
  2. Step 2: Convert to fraction form
    1,622,143.91/2,433,189.11 = 484,908.77/x
  3. Step 3: Cross multiply
    1,622,143.91x = 2,433,189.11 × 484,908.77
  4. Step 4: Simplify right side
    1,622,143.91x = 1,179,874,723,917.01
  5. Step 5: Solve for x
    x = 1,179,874,723,917.01/1,622,143.91
  6. Step 6: Final answer
    x = 727,355.15

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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.