Home / 3,280,441.70-4,920,662.55-3,028,499.30

Finding the Fourth Proportional to 3,280,441.70, 4,920,662.55 and 3,028,499.30

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Solution

The fourth proportional to 3,280,441.70, 4,920,662.55 and 3,028,499.30 is: 4,542,748.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,441.70 : 4,920,662.55 = 3,028,499.30 : x
  2. Step 2: Convert to fraction form
    3,280,441.70/4,920,662.55 = 3,028,499.30/x
  3. Step 3: Cross multiply
    3,280,441.70x = 4,920,662.55 × 3,028,499.30
  4. Step 4: Simplify right side
    3,280,441.70x = 14,902,223,088,211.21
  5. Step 5: Solve for x
    x = 14,902,223,088,211.21/3,280,441.70
  6. Step 6: Final answer
    x = 4,542,748.95

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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.