Home / 2,632,672.13-3,949,008.21-638,128.13

Finding the Fourth Proportional to 2,632,672.13, 3,949,008.21 and 638,128.13

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Solution

The fourth proportional to 2,632,672.13, 3,949,008.21 and 638,128.13 is: 957,192.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632,672.13 : 3,949,008.21 = 638,128.13 : x
  2. Step 2: Convert to fraction form
    2,632,672.13/3,949,008.21 = 638,128.13/x
  3. Step 3: Cross multiply
    2,632,672.13x = 3,949,008.21 × 638,128.13
  4. Step 4: Simplify right side
    2,632,672.13x = 2,519,973,204,656.91
  5. Step 5: Solve for x
    x = 2,519,973,204,656.91/2,632,672.13
  6. Step 6: Final answer
    x = 957,192.19

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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.