Home / 3,280,320.24-4,919,919.57-883,604.37

Finding the Fourth Proportional to 3,280,320.24, 4,919,919.57 and 883,604.37

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Solution

The fourth proportional to 3,280,320.24, 4,919,919.57 and 883,604.37 is: 1,325,255.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,320.24 : 4,919,919.57 = 883,604.37 : x
  2. Step 2: Convert to fraction form
    3,280,320.24/4,919,919.57 = 883,604.37/x
  3. Step 3: Cross multiply
    3,280,320.24x = 4,919,919.57 × 883,604.37
  4. Step 4: Simplify right side
    3,280,320.24x = 4,347,262,432,100.52
  5. Step 5: Solve for x
    x = 4,347,262,432,100.52/3,280,320.24
  6. Step 6: Final answer
    x = 1,325,255.50

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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.