Home / 2,799,198.66-4,199,464.32-905,940.10

Finding the Fourth Proportional to 2,799,198.66, 4,199,464.32 and 905,940.10

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Solution

The fourth proportional to 2,799,198.66, 4,199,464.32 and 905,940.10 is: 1,359,125.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799,198.66 : 4,199,464.32 = 905,940.10 : x
  2. Step 2: Convert to fraction form
    2,799,198.66/4,199,464.32 = 905,940.10/x
  3. Step 3: Cross multiply
    2,799,198.66x = 4,199,464.32 × 905,940.10
  4. Step 4: Simplify right side
    2,799,198.66x = 3,804,463,126,007.23
  5. Step 5: Solve for x
    x = 3,804,463,126,007.23/2,799,198.66
  6. Step 6: Final answer
    x = 1,359,125.80

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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.