Home / 3,270,979.04-4,513,951.26-1,820,643.38

Finding the Fourth Proportional to 3,270,979.04, 4,513,951.26 and 1,820,643.38

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Solution

The fourth proportional to 3,270,979.04, 4,513,951.26 and 1,820,643.38 is: 2,512,487.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270,979.04 : 4,513,951.26 = 1,820,643.38 : x
  2. Step 2: Convert to fraction form
    3,270,979.04/4,513,951.26 = 1,820,643.38/x
  3. Step 3: Cross multiply
    3,270,979.04x = 4,513,951.26 × 1,820,643.38
  4. Step 4: Simplify right side
    3,270,979.04x = 8,218,295,479,161.66
  5. Step 5: Solve for x
    x = 8,218,295,479,161.66/3,270,979.04
  6. Step 6: Final answer
    x = 2,512,487.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.