Home / 3,949,284.30-5,923,926.45-3,311,555.10

Finding the Fourth Proportional to 3,949,284.30, 5,923,926.45 and 3,311,555.10

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Solution

The fourth proportional to 3,949,284.30, 5,923,926.45 and 3,311,555.10 is: 4,967,332.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,949,284.30 : 5,923,926.45 = 3,311,555.10 : x
  2. Step 2: Convert to fraction form
    3,949,284.30/5,923,926.45 = 3,311,555.10/x
  3. Step 3: Cross multiply
    3,949,284.30x = 5,923,926.45 × 3,311,555.10
  4. Step 4: Simplify right side
    3,949,284.30x = 19,617,408,847,522.39
  5. Step 5: Solve for x
    x = 19,617,408,847,522.39/3,949,284.30
  6. Step 6: Final answer
    x = 4,967,332.65

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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.