Home / 2,086,629.26-3,131,106.85-1,127,065.50

Finding the Fourth Proportional to 2,086,629.26, 3,131,106.85 and 1,127,065.50

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Solution

The fourth proportional to 2,086,629.26, 3,131,106.85 and 1,127,065.50 is: 1,691,226.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086,629.26 : 3,131,106.85 = 1,127,065.50 : x
  2. Step 2: Convert to fraction form
    2,086,629.26/3,131,106.85 = 1,127,065.50/x
  3. Step 3: Cross multiply
    2,086,629.26x = 3,131,106.85 × 1,127,065.50
  4. Step 4: Simplify right side
    2,086,629.26x = 3,528,962,507,448.68
  5. Step 5: Solve for x
    x = 3,528,962,507,448.68/2,086,629.26
  6. Step 6: Final answer
    x = 1,691,226.41

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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.