Home / 2,135,385.69-3,202,419.41-619,180.37

Finding the Fourth Proportional to 2,135,385.69, 3,202,419.41 and 619,180.37

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Solution

The fourth proportional to 2,135,385.69, 3,202,419.41 and 619,180.37 is: 928,579.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,385.69 : 3,202,419.41 = 619,180.37 : x
  2. Step 2: Convert to fraction form
    2,135,385.69/3,202,419.41 = 619,180.37/x
  3. Step 3: Cross multiply
    2,135,385.69x = 3,202,419.41 × 619,180.37
  4. Step 4: Simplify right side
    2,135,385.69x = 1,982,875,230,401.98
  5. Step 5: Solve for x
    x = 1,982,875,230,401.98/2,135,385.69
  6. Step 6: Final answer
    x = 928,579.43

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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.