Home / 3,029,361.78-4,180,499.16-1,722,613.88

Finding the Fourth Proportional to 3,029,361.78, 4,180,499.16 and 1,722,613.88

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Solution

The fourth proportional to 3,029,361.78, 4,180,499.16 and 1,722,613.88 is: 2,377,195.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029,361.78 : 4,180,499.16 = 1,722,613.88 : x
  2. Step 2: Convert to fraction form
    3,029,361.78/4,180,499.16 = 1,722,613.88/x
  3. Step 3: Cross multiply
    3,029,361.78x = 4,180,499.16 × 1,722,613.88
  4. Step 4: Simplify right side
    3,029,361.78x = 7,201,385,878,344.34
  5. Step 5: Solve for x
    x = 7,201,385,878,344.34/3,029,361.78
  6. Step 6: Final answer
    x = 2,377,195.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.