Home / 3,175,872.91-4,761,131.38-1,377,401.83

Finding the Fourth Proportional to 3,175,872.91, 4,761,131.38 and 1,377,401.83

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Solution

The fourth proportional to 3,175,872.91, 4,761,131.38 and 1,377,401.83 is: 2,064,941.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175,872.91 : 4,761,131.38 = 1,377,401.83 : x
  2. Step 2: Convert to fraction form
    3,175,872.91/4,761,131.38 = 1,377,401.83/x
  3. Step 3: Cross multiply
    3,175,872.91x = 4,761,131.38 × 1,377,401.83
  4. Step 4: Simplify right side
    3,175,872.91x = 6,557,991,075,682.43
  5. Step 5: Solve for x
    x = 6,557,991,075,682.43/3,175,872.91
  6. Step 6: Final answer
    x = 2,064,941.28

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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.