Home / 2,681,299.80-4,021,949.70-2,208,907.80

Finding the Fourth Proportional to 2,681,299.80, 4,021,949.70 and 2,208,907.80

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Solution

The fourth proportional to 2,681,299.80, 4,021,949.70 and 2,208,907.80 is: 3,313,361.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681,299.80 : 4,021,949.70 = 2,208,907.80 : x
  2. Step 2: Convert to fraction form
    2,681,299.80/4,021,949.70 = 2,208,907.80/x
  3. Step 3: Cross multiply
    2,681,299.80x = 4,021,949.70 × 2,208,907.80
  4. Step 4: Simplify right side
    2,681,299.80x = 8,884,116,063,537.66
  5. Step 5: Solve for x
    x = 8,884,116,063,537.66/2,681,299.80
  6. Step 6: Final answer
    x = 3,313,361.70

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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.