Home / 2,869,350.81-4,304,593.79-820,029.75

Finding the Fourth Proportional to 2,869,350.81, 4,304,593.79 and 820,029.75

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Solution

The fourth proportional to 2,869,350.81, 4,304,593.79 and 820,029.75 is: 1,230,206.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869,350.81 : 4,304,593.79 = 820,029.75 : x
  2. Step 2: Convert to fraction form
    2,869,350.81/4,304,593.79 = 820,029.75/x
  3. Step 3: Cross multiply
    2,869,350.81x = 4,304,593.79 × 820,029.75
  4. Step 4: Simplify right side
    2,869,350.81x = 3,529,894,969,465.25
  5. Step 5: Solve for x
    x = 3,529,894,969,465.25/2,869,350.81
  6. Step 6: Final answer
    x = 1,230,206.83

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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.