Home / 984,200.20-1,474,226.70-818,312.20

Finding the Fourth Proportional to 984,200.20, 1,474,226.70 and 818,312.20

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Solution

The fourth proportional to 984,200.20, 1,474,226.70 and 818,312.20 is: 1,225,744.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,200.20 : 1,474,226.70 = 818,312.20 : x
  2. Step 2: Convert to fraction form
    984,200.20/1,474,226.70 = 818,312.20/x
  3. Step 3: Cross multiply
    984,200.20x = 1,474,226.70 × 818,312.20
  4. Step 4: Simplify right side
    984,200.20x = 1,206,377,694,175.74
  5. Step 5: Solve for x
    x = 1,206,377,694,175.74/984,200.20
  6. Step 6: Final answer
    x = 1,225,744.21

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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.