Home / 2,632,714.80-3,949,072.20-1,215,538.80

Finding the Fourth Proportional to 2,632,714.80, 3,949,072.20 and 1,215,538.80

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Solution

The fourth proportional to 2,632,714.80, 3,949,072.20 and 1,215,538.80 is: 1,823,308.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632,714.80 : 3,949,072.20 = 1,215,538.80 : x
  2. Step 2: Convert to fraction form
    2,632,714.80/3,949,072.20 = 1,215,538.80/x
  3. Step 3: Cross multiply
    2,632,714.80x = 3,949,072.20 × 1,215,538.80
  4. Step 4: Simplify right side
    2,632,714.80x = 4,800,250,483,101.36
  5. Step 5: Solve for x
    x = 4,800,250,483,101.36/2,632,714.80
  6. Step 6: Final answer
    x = 1,823,308.20

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Similar ratio
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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.