Home / 5,280,604.30-7,910,408.85-2,880,153.10

Finding the Fourth Proportional to 5,280,604.30, 7,910,408.85 and 2,880,153.10

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Solution

The fourth proportional to 5,280,604.30, 7,910,408.85 and 2,880,153.10 is: 4,314,504.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,604.30 : 7,910,408.85 = 2,880,153.10 : x
  2. Step 2: Convert to fraction form
    5,280,604.30/7,910,408.85 = 2,880,153.10/x
  3. Step 3: Cross multiply
    5,280,604.30x = 7,910,408.85 × 2,880,153.10
  4. Step 4: Simplify right side
    5,280,604.30x = 22,783,188,571,594.93
  5. Step 5: Solve for x
    x = 22,783,188,571,594.93/5,280,604.30
  6. Step 6: Final answer
    x = 4,314,504.04

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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.