Home / 1,821,902.20-2,732,918.10-559,727.80

Finding the Fourth Proportional to 1,821,902.20, 2,732,918.10 and 559,727.80

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Solution

The fourth proportional to 1,821,902.20, 2,732,918.10 and 559,727.80 is: 839,611.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,902.20 : 2,732,918.10 = 559,727.80 : x
  2. Step 2: Convert to fraction form
    1,821,902.20/2,732,918.10 = 559,727.80/x
  3. Step 3: Cross multiply
    1,821,902.20x = 2,732,918.10 × 559,727.80
  4. Step 4: Simplify right side
    1,821,902.20x = 1,529,690,235,693.18
  5. Step 5: Solve for x
    x = 1,529,690,235,693.18/1,821,902.20
  6. Step 6: Final answer
    x = 839,611.61

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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.