Home / 1,844,218.20-2,766,716.10-778,711.80

Finding the Fourth Proportional to 1,844,218.20, 2,766,716.10 and 778,711.80

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Solution

The fourth proportional to 1,844,218.20, 2,766,716.10 and 778,711.80 is: 1,168,231.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844,218.20 : 2,766,716.10 = 778,711.80 : x
  2. Step 2: Convert to fraction form
    1,844,218.20/2,766,716.10 = 778,711.80/x
  3. Step 3: Cross multiply
    1,844,218.20x = 2,766,716.10 × 778,711.80
  4. Step 4: Simplify right side
    1,844,218.20x = 2,154,474,474,319.98
  5. Step 5: Solve for x
    x = 2,154,474,474,319.98/1,844,218.20
  6. Step 6: Final answer
    x = 1,168,231.87

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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.