Home / 1,384,620.24-2,072,908.04-806,480.72

Finding the Fourth Proportional to 1,384,620.24, 2,072,908.04 and 806,480.72

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Solution

The fourth proportional to 1,384,620.24, 2,072,908.04 and 806,480.72 is: 1,207,378.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,620.24 : 2,072,908.04 = 806,480.72 : x
  2. Step 2: Convert to fraction form
    1,384,620.24/2,072,908.04 = 806,480.72/x
  3. Step 3: Cross multiply
    1,384,620.24x = 2,072,908.04 × 806,480.72
  4. Step 4: Simplify right side
    1,384,620.24x = 1,671,760,354,196.05
  5. Step 5: Solve for x
    x = 1,671,760,354,196.05/1,384,620.24
  6. Step 6: Final answer
    x = 1,207,378.24

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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.