Home / 3,985,382.88-5,499,949.68-2,266,750.80

Finding the Fourth Proportional to 3,985,382.88, 5,499,949.68 and 2,266,750.80

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Solution

The fourth proportional to 3,985,382.88, 5,499,949.68 and 2,266,750.80 is: 3,128,185.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,985,382.88 : 5,499,949.68 = 2,266,750.80 : x
  2. Step 2: Convert to fraction form
    3,985,382.88/5,499,949.68 = 2,266,750.80/x
  3. Step 3: Cross multiply
    3,985,382.88x = 5,499,949.68 × 2,266,750.80
  4. Step 4: Simplify right side
    3,985,382.88x = 12,467,015,337,099.74
  5. Step 5: Solve for x
    x = 12,467,015,337,099.74/3,985,382.88
  6. Step 6: Final answer
    x = 3,128,185.10

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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.