Home / 2,311,790.07-3,469,055.03-1,287,977.29

Finding the Fourth Proportional to 2,311,790.07, 3,469,055.03 and 1,287,977.29

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Solution

The fourth proportional to 2,311,790.07, 3,469,055.03 and 1,287,977.29 is: 1,932,729.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311,790.07 : 3,469,055.03 = 1,287,977.29 : x
  2. Step 2: Convert to fraction form
    2,311,790.07/3,469,055.03 = 1,287,977.29/x
  3. Step 3: Cross multiply
    2,311,790.07x = 3,469,055.03 × 1,287,977.29
  4. Step 4: Simplify right side
    2,311,790.07x = 4,468,064,096,400.27
  5. Step 5: Solve for x
    x = 4,468,064,096,400.27/2,311,790.07
  6. Step 6: Final answer
    x = 1,932,729.17

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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.