Home / 3,355,141.80-5,028,515.82-2,642,354.76

Finding the Fourth Proportional to 3,355,141.80, 5,028,515.82 and 2,642,354.76

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Solution

The fourth proportional to 3,355,141.80, 5,028,515.82 and 2,642,354.76 is: 3,960,226.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355,141.80 : 5,028,515.82 = 2,642,354.76 : x
  2. Step 2: Convert to fraction form
    3,355,141.80/5,028,515.82 = 2,642,354.76/x
  3. Step 3: Cross multiply
    3,355,141.80x = 5,028,515.82 × 2,642,354.76
  4. Step 4: Simplify right side
    3,355,141.80x = 13,287,122,712,712.30
  5. Step 5: Solve for x
    x = 13,287,122,712,712.30/3,355,141.80
  6. Step 6: Final answer
    x = 3,960,226.87

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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.