Home / 1,080,571.80-1,617,097.56-670,049.21

Finding the Fourth Proportional to 1,080,571.80, 1,617,097.56 and 670,049.21

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Solution

The fourth proportional to 1,080,571.80, 1,617,097.56 and 670,049.21 is: 1,002,742.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,571.80 : 1,617,097.56 = 670,049.21 : x
  2. Step 2: Convert to fraction form
    1,080,571.80/1,617,097.56 = 670,049.21/x
  3. Step 3: Cross multiply
    1,080,571.80x = 1,617,097.56 × 670,049.21
  4. Step 4: Simplify right side
    1,080,571.80x = 1,083,534,934,485.44
  5. Step 5: Solve for x
    x = 1,083,534,934,485.44/1,080,571.80
  6. Step 6: Final answer
    x = 1,002,742.19

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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.