Home / 1,512,208.80-2,268,529.20-447,112.80

Finding the Fourth Proportional to 1,512,208.80, 2,268,529.20 and 447,112.80

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Solution

The fourth proportional to 1,512,208.80, 2,268,529.20 and 447,112.80 is: 670,733.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,208.80 : 2,268,529.20 = 447,112.80 : x
  2. Step 2: Convert to fraction form
    1,512,208.80/2,268,529.20 = 447,112.80/x
  3. Step 3: Cross multiply
    1,512,208.80x = 2,268,529.20 × 447,112.80
  4. Step 4: Simplify right side
    1,512,208.80x = 1,014,288,442,493.76
  5. Step 5: Solve for x
    x = 1,014,288,442,493.76/1,512,208.80
  6. Step 6: Final answer
    x = 670,733.06

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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.