Home / 1,891,406.80-2,837,110.20-629,234.43

Finding the Fourth Proportional to 1,891,406.80, 2,837,110.20 and 629,234.43

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Solution

The fourth proportional to 1,891,406.80, 2,837,110.20 and 629,234.43 is: 943,851.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,406.80 : 2,837,110.20 = 629,234.43 : x
  2. Step 2: Convert to fraction form
    1,891,406.80/2,837,110.20 = 629,234.43/x
  3. Step 3: Cross multiply
    1,891,406.80x = 2,837,110.20 × 629,234.43
  4. Step 4: Simplify right side
    1,891,406.80x = 1,785,207,419,544.19
  5. Step 5: Solve for x
    x = 1,785,207,419,544.19/1,891,406.80
  6. Step 6: Final answer
    x = 943,851.65

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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.