Home / 1,299,989.52-1,950,027.44-447,052.80

Finding the Fourth Proportional to 1,299,989.52, 1,950,027.44 and 447,052.80

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Solution

The fourth proportional to 1,299,989.52, 1,950,027.44 and 447,052.80 is: 670,594.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,989.52 : 1,950,027.44 = 447,052.80 : x
  2. Step 2: Convert to fraction form
    1,299,989.52/1,950,027.44 = 447,052.80/x
  3. Step 3: Cross multiply
    1,299,989.52x = 1,950,027.44 × 447,052.80
  4. Step 4: Simplify right side
    1,299,989.52x = 871,765,227,128.83
  5. Step 5: Solve for x
    x = 871,765,227,128.83/1,299,989.52
  6. Step 6: Final answer
    x = 670,594.04

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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.