Home / 3,276,578.10-4,920,772.05-3,170,289.90

Finding the Fourth Proportional to 3,276,578.10, 4,920,772.05 and 3,170,289.90

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Solution

The fourth proportional to 3,276,578.10, 4,920,772.05 and 3,170,289.90 is: 4,761,148.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276,578.10 : 4,920,772.05 = 3,170,289.90 : x
  2. Step 2: Convert to fraction form
    3,276,578.10/4,920,772.05 = 3,170,289.90/x
  3. Step 3: Cross multiply
    3,276,578.10x = 4,920,772.05 × 3,170,289.90
  4. Step 4: Simplify right side
    3,276,578.10x = 15,600,273,930,317.29
  5. Step 5: Solve for x
    x = 15,600,273,930,317.29/3,276,578.10
  6. Step 6: Final answer
    x = 4,761,148.20

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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.