Home / 2,887,949.80-4,331,924.70-758,249.20

Finding the Fourth Proportional to 2,887,949.80, 4,331,924.70 and 758,249.20

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Solution

The fourth proportional to 2,887,949.80, 4,331,924.70 and 758,249.20 is: 1,137,373.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,949.80 : 4,331,924.70 = 758,249.20 : x
  2. Step 2: Convert to fraction form
    2,887,949.80/4,331,924.70 = 758,249.20/x
  3. Step 3: Cross multiply
    2,887,949.80x = 4,331,924.70 × 758,249.20
  4. Step 4: Simplify right side
    2,887,949.80x = 3,284,678,438,235.24
  5. Step 5: Solve for x
    x = 3,284,678,438,235.24/2,887,949.80
  6. Step 6: Final answer
    x = 1,137,373.80

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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.