Home / 3,287,801.40-4,928,591.70-1,940,998.20

Finding the Fourth Proportional to 3,287,801.40, 4,928,591.70 and 1,940,998.20

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Solution

The fourth proportional to 3,287,801.40, 4,928,591.70 and 1,940,998.20 is: 2,909,661.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287,801.40 : 4,928,591.70 = 1,940,998.20 : x
  2. Step 2: Convert to fraction form
    3,287,801.40/4,928,591.70 = 1,940,998.20/x
  3. Step 3: Cross multiply
    3,287,801.40x = 4,928,591.70 × 1,940,998.20
  4. Step 4: Simplify right side
    3,287,801.40x = 9,566,387,618,234.94
  5. Step 5: Solve for x
    x = 9,566,387,618,234.94/3,287,801.40
  6. Step 6: Final answer
    x = 2,909,661.03

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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.