Home / 4,220,285.28-6,330,408.84-1,025,420.04

Finding the Fourth Proportional to 4,220,285.28, 6,330,408.84 and 1,025,420.04

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Solution

The fourth proportional to 4,220,285.28, 6,330,408.84 and 1,025,420.04 is: 1,538,125.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220,285.28 : 6,330,408.84 = 1,025,420.04 : x
  2. Step 2: Convert to fraction form
    4,220,285.28/6,330,408.84 = 1,025,420.04/x
  3. Step 3: Cross multiply
    4,220,285.28x = 6,330,408.84 × 1,025,420.04
  4. Step 4: Simplify right side
    4,220,285.28x = 6,491,328,085,929.15
  5. Step 5: Solve for x
    x = 6,491,328,085,929.15/4,220,285.28
  6. Step 6: Final answer
    x = 1,538,125.42

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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.