Home / 3,213,864.87-4,435,121.28-1,763,584.57

Finding the Fourth Proportional to 3,213,864.87, 4,435,121.28 and 1,763,584.57

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Solution

The fourth proportional to 3,213,864.87, 4,435,121.28 and 1,763,584.57 is: 2,433,739.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,213,864.87 : 4,435,121.28 = 1,763,584.57 : x
  2. Step 2: Convert to fraction form
    3,213,864.87/4,435,121.28 = 1,763,584.57/x
  3. Step 3: Cross multiply
    3,213,864.87x = 4,435,121.28 × 1,763,584.57
  4. Step 4: Simplify right side
    3,213,864.87x = 7,821,711,455,486.65
  5. Step 5: Solve for x
    x = 7,821,711,455,486.65/3,213,864.87
  6. Step 6: Final answer
    x = 2,433,739.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.