Home / 2,681,231.80-4,021,847.70-2,208,839.80

Finding the Fourth Proportional to 2,681,231.80, 4,021,847.70 and 2,208,839.80

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Solution

The fourth proportional to 2,681,231.80, 4,021,847.70 and 2,208,839.80 is: 3,313,259.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681,231.80 : 4,021,847.70 = 2,208,839.80 : x
  2. Step 2: Convert to fraction form
    2,681,231.80/4,021,847.70 = 2,208,839.80/x
  3. Step 3: Cross multiply
    2,681,231.80x = 4,021,847.70 × 2,208,839.80
  4. Step 4: Simplify right side
    2,681,231.80x = 8,883,617,269,298.46
  5. Step 5: Solve for x
    x = 8,883,617,269,298.46/2,681,231.80
  6. Step 6: Final answer
    x = 3,313,259.70

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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.