Home / 1,352,412.99-2,025,399.11-782,592.86

Finding the Fourth Proportional to 1,352,412.99, 2,025,399.11 and 782,592.86

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Solution

The fourth proportional to 1,352,412.99, 2,025,399.11 and 782,592.86 is: 1,172,025.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,412.99 : 2,025,399.11 = 782,592.86 : x
  2. Step 2: Convert to fraction form
    1,352,412.99/2,025,399.11 = 782,592.86/x
  3. Step 3: Cross multiply
    1,352,412.99x = 2,025,399.11 × 782,592.86
  4. Step 4: Simplify right side
    1,352,412.99x = 1,585,062,883,286.89
  5. Step 5: Solve for x
    x = 1,585,062,883,286.89/1,352,412.99
  6. Step 6: Final answer
    x = 1,172,025.78

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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.