Home / 2,617,520.27-3,926,329.61-820,363.95

Finding the Fourth Proportional to 2,617,520.27, 3,926,329.61 and 820,363.95

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Solution

The fourth proportional to 2,617,520.27, 3,926,329.61 and 820,363.95 is: 1,230,561.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617,520.27 : 3,926,329.61 = 820,363.95 : x
  2. Step 2: Convert to fraction form
    2,617,520.27/3,926,329.61 = 820,363.95/x
  3. Step 3: Cross multiply
    2,617,520.27x = 3,926,329.61 × 820,363.95
  4. Step 4: Simplify right side
    2,617,520.27x = 3,221,019,263,759.74
  5. Step 5: Solve for x
    x = 3,221,019,263,759.74/2,617,520.27
  6. Step 6: Final answer
    x = 1,230,561.35

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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.