Home / 3,175,872.77-4,761,131.20-1,377,401.69

Finding the Fourth Proportional to 3,175,872.77, 4,761,131.20 and 1,377,401.69

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Solution

The fourth proportional to 3,175,872.77, 4,761,131.20 and 1,377,401.69 is: 2,064,941.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175,872.77 : 4,761,131.20 = 1,377,401.69 : x
  2. Step 2: Convert to fraction form
    3,175,872.77/4,761,131.20 = 1,377,401.69/x
  3. Step 3: Cross multiply
    3,175,872.77x = 4,761,131.20 × 1,377,401.69
  4. Step 4: Simplify right side
    3,175,872.77x = 6,557,990,169,651.05
  5. Step 5: Solve for x
    x = 6,557,990,169,651.05/3,175,872.77
  6. Step 6: Final answer
    x = 2,064,941.09

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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.