Home / 1,581,119.62-2,371,636.37-443,891.25

Finding the Fourth Proportional to 1,581,119.62, 2,371,636.37 and 443,891.25

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Solution

The fourth proportional to 1,581,119.62, 2,371,636.37 and 443,891.25 is: 665,824.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,119.62 : 2,371,636.37 = 443,891.25 : x
  2. Step 2: Convert to fraction form
    1,581,119.62/2,371,636.37 = 443,891.25/x
  3. Step 3: Cross multiply
    1,581,119.62x = 2,371,636.37 × 443,891.25
  4. Step 4: Simplify right side
    1,581,119.62x = 1,052,748,633,934.49
  5. Step 5: Solve for x
    x = 1,052,748,633,934.49/1,581,119.62
  6. Step 6: Final answer
    x = 665,824.79

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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.