Home / 1,489,571.92-2,234,354.46-542,555.56

Finding the Fourth Proportional to 1,489,571.92, 2,234,354.46 and 542,555.56

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Solution

The fourth proportional to 1,489,571.92, 2,234,354.46 and 542,555.56 is: 813,832.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,571.92 : 2,234,354.46 = 542,555.56 : x
  2. Step 2: Convert to fraction form
    1,489,571.92/2,234,354.46 = 542,555.56/x
  3. Step 3: Cross multiply
    1,489,571.92x = 2,234,354.46 × 542,555.56
  4. Step 4: Simplify right side
    1,489,571.92x = 1,212,261,435,283.80
  5. Step 5: Solve for x
    x = 1,212,261,435,283.80/1,489,571.92
  6. Step 6: Final answer
    x = 813,832.09

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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.