Home / 1,821,286.45-2,731,453.47-541,549.29

Finding the Fourth Proportional to 1,821,286.45, 2,731,453.47 and 541,549.29

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Solution

The fourth proportional to 1,821,286.45, 2,731,453.47 and 541,549.29 is: 812,182.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,286.45 : 2,731,453.47 = 541,549.29 : x
  2. Step 2: Convert to fraction form
    1,821,286.45/2,731,453.47 = 541,549.29/x
  3. Step 3: Cross multiply
    1,821,286.45x = 2,731,453.47 × 541,549.29
  4. Step 4: Simplify right side
    1,821,286.45x = 1,479,216,687,346.54
  5. Step 5: Solve for x
    x = 1,479,216,687,346.54/1,821,286.45
  6. Step 6: Final answer
    x = 812,182.34

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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.