Home / 1,531,519.52-2,297,105.12-409,676

Finding the Fourth Proportional to 1,531,519.52, 2,297,105.12 and 409,676

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Solution

The fourth proportional to 1,531,519.52, 2,297,105.12 and 409,676 is: 614,467.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,519.52 : 2,297,105.12 = 409,676 : x
  2. Step 2: Convert to fraction form
    1,531,519.52/2,297,105.12 = 409,676/x
  3. Step 3: Cross multiply
    1,531,519.52x = 2,297,105.12 × 409,676
  4. Step 4: Simplify right side
    1,531,519.52x = 941,068,837,141.12
  5. Step 5: Solve for x
    x = 941,068,837,141.12/1,531,519.52
  6. Step 6: Final answer
    x = 614,467.41

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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.