Home / 2,114,363.10-3,171,544.58-516,907.20

Finding the Fourth Proportional to 2,114,363.10, 3,171,544.58 and 516,907.20

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Solution

The fourth proportional to 2,114,363.10, 3,171,544.58 and 516,907.20 is: 775,360.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,363.10 : 3,171,544.58 = 516,907.20 : x
  2. Step 2: Convert to fraction form
    2,114,363.10/3,171,544.58 = 516,907.20/x
  3. Step 3: Cross multiply
    2,114,363.10x = 3,171,544.58 × 516,907.20
  4. Step 4: Simplify right side
    2,114,363.10x = 1,639,394,228,522.98
  5. Step 5: Solve for x
    x = 1,639,394,228,522.98/2,114,363.10
  6. Step 6: Final answer
    x = 775,360.78

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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.