Home / 3,270,992.14-4,513,968.84-1,820,656.36

Finding the Fourth Proportional to 3,270,992.14, 4,513,968.84 and 1,820,656.36

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Solution

The fourth proportional to 3,270,992.14, 4,513,968.84 and 1,820,656.36 is: 2,512,505.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270,992.14 : 4,513,968.84 = 1,820,656.36 : x
  2. Step 2: Convert to fraction form
    3,270,992.14/4,513,968.84 = 1,820,656.36/x
  3. Step 3: Cross multiply
    3,270,992.14x = 4,513,968.84 × 1,820,656.36
  4. Step 4: Simplify right side
    3,270,992.14x = 8,218,386,077,387.82
  5. Step 5: Solve for x
    x = 8,218,386,077,387.82/3,270,992.14
  6. Step 6: Final answer
    x = 2,512,505.60

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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.