Home / 3,175,872.66-4,761,131.01-1,377,401.58

Finding the Fourth Proportional to 3,175,872.66, 4,761,131.01 and 1,377,401.58

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Solution

The fourth proportional to 3,175,872.66, 4,761,131.01 and 1,377,401.58 is: 2,064,940.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175,872.66 : 4,761,131.01 = 1,377,401.58 : x
  2. Step 2: Convert to fraction form
    3,175,872.66/4,761,131.01 = 1,377,401.58/x
  3. Step 3: Cross multiply
    3,175,872.66x = 4,761,131.01 × 1,377,401.58
  4. Step 4: Simplify right side
    3,175,872.66x = 6,557,989,375,761.00
  5. Step 5: Solve for x
    x = 6,557,989,375,761.00/3,175,872.66
  6. Step 6: Final answer
    x = 2,064,940.91

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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.