Home / 3,289,939.80-4,933,160.10-1,394,539.80

Finding the Fourth Proportional to 3,289,939.80, 4,933,160.10 and 1,394,539.80

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Solution

The fourth proportional to 3,289,939.80, 4,933,160.10 and 1,394,539.80 is: 2,091,068.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289,939.80 : 4,933,160.10 = 1,394,539.80 : x
  2. Step 2: Convert to fraction form
    3,289,939.80/4,933,160.10 = 1,394,539.80/x
  3. Step 3: Cross multiply
    3,289,939.80x = 4,933,160.10 × 1,394,539.80
  4. Step 4: Simplify right side
    3,289,939.80x = 6,879,488,099,221.98
  5. Step 5: Solve for x
    x = 6,879,488,099,221.98/3,289,939.80
  6. Step 6: Final answer
    x = 2,091,068.08

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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.