Home / 1,963,450.18-2,944,847.21-543,649.78

Finding the Fourth Proportional to 1,963,450.18, 2,944,847.21 and 543,649.78

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Solution

The fourth proportional to 1,963,450.18, 2,944,847.21 and 543,649.78 is: 815,383.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963,450.18 : 2,944,847.21 = 543,649.78 : x
  2. Step 2: Convert to fraction form
    1,963,450.18/2,944,847.21 = 543,649.78/x
  3. Step 3: Cross multiply
    1,963,450.18x = 2,944,847.21 × 543,649.78
  4. Step 4: Simplify right side
    1,963,450.18x = 1,600,965,523,125.88
  5. Step 5: Solve for x
    x = 1,600,965,523,125.88/1,963,450.18
  6. Step 6: Final answer
    x = 815,383.83

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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.