Home / 1,299,990.52-1,950,028.94-447,053.80

Finding the Fourth Proportional to 1,299,990.52, 1,950,028.94 and 447,053.80

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Solution

The fourth proportional to 1,299,990.52, 1,950,028.94 and 447,053.80 is: 670,595.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,990.52 : 1,950,028.94 = 447,053.80 : x
  2. Step 2: Convert to fraction form
    1,299,990.52/1,950,028.94 = 447,053.80/x
  3. Step 3: Cross multiply
    1,299,990.52x = 1,950,028.94 × 447,053.80
  4. Step 4: Simplify right side
    1,299,990.52x = 871,767,847,736.97
  5. Step 5: Solve for x
    x = 871,767,847,736.97/1,299,990.52
  6. Step 6: Final answer
    x = 670,595.54

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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.