Home / 1,474,531.26-2,211,784.11-409,571.61

Finding the Fourth Proportional to 1,474,531.26, 2,211,784.11 and 409,571.61

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Solution

The fourth proportional to 1,474,531.26, 2,211,784.11 and 409,571.61 is: 614,353.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,531.26 : 2,211,784.11 = 409,571.61 : x
  2. Step 2: Convert to fraction form
    1,474,531.26/2,211,784.11 = 409,571.61/x
  3. Step 3: Cross multiply
    1,474,531.26x = 2,211,784.11 × 409,571.61
  4. Step 4: Simplify right side
    1,474,531.26x = 905,883,978,905.12
  5. Step 5: Solve for x
    x = 905,883,978,905.12/1,474,531.26
  6. Step 6: Final answer
    x = 614,353.87

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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.