Home / 1,725,849.05-2,589,147.26-660,891.15

Finding the Fourth Proportional to 1,725,849.05, 2,589,147.26 and 660,891.15

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Solution

The fourth proportional to 1,725,849.05, 2,589,147.26 and 660,891.15 is: 991,479.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725,849.05 : 2,589,147.26 = 660,891.15 : x
  2. Step 2: Convert to fraction form
    1,725,849.05/2,589,147.26 = 660,891.15/x
  3. Step 3: Cross multiply
    1,725,849.05x = 2,589,147.26 × 660,891.15
  4. Step 4: Simplify right side
    1,725,849.05x = 1,711,144,510,180.75
  5. Step 5: Solve for x
    x = 1,711,144,510,180.75/1,725,849.05
  6. Step 6: Final answer
    x = 991,479.82

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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.