Home / 3,246,120.10-4,869,180.15-3,122,117.20

Finding the Fourth Proportional to 3,246,120.10, 4,869,180.15 and 3,122,117.20

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Solution

The fourth proportional to 3,246,120.10, 4,869,180.15 and 3,122,117.20 is: 4,683,175.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246,120.10 : 4,869,180.15 = 3,122,117.20 : x
  2. Step 2: Convert to fraction form
    3,246,120.10/4,869,180.15 = 3,122,117.20/x
  3. Step 3: Cross multiply
    3,246,120.10x = 4,869,180.15 × 3,122,117.20
  4. Step 4: Simplify right side
    3,246,120.10x = 15,202,151,096,213.58
  5. Step 5: Solve for x
    x = 15,202,151,096,213.58/3,246,120.10
  6. Step 6: Final answer
    x = 4,683,175.80

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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.