Home / 2,617,935.59-3,926,903.69-820,976.11

Finding the Fourth Proportional to 2,617,935.59, 3,926,903.69 and 820,976.11

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Solution

The fourth proportional to 2,617,935.59, 3,926,903.69 and 820,976.11 is: 1,231,464.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617,935.59 : 3,926,903.69 = 820,976.11 : x
  2. Step 2: Convert to fraction form
    2,617,935.59/3,926,903.69 = 820,976.11/x
  3. Step 3: Cross multiply
    2,617,935.59x = 3,926,903.69 × 820,976.11
  4. Step 4: Simplify right side
    2,617,935.59x = 3,223,894,107,996.03
  5. Step 5: Solve for x
    x = 3,223,894,107,996.03/2,617,935.59
  6. Step 6: Final answer
    x = 1,231,464.26

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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.