Home / 3,619,783.44-4,995,342.24-1,988,229

Finding the Fourth Proportional to 3,619,783.44, 4,995,342.24 and 1,988,229

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Solution

The fourth proportional to 3,619,783.44, 4,995,342.24 and 1,988,229 is: 2,743,778.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,783.44 : 4,995,342.24 = 1,988,229 : x
  2. Step 2: Convert to fraction form
    3,619,783.44/4,995,342.24 = 1,988,229/x
  3. Step 3: Cross multiply
    3,619,783.44x = 4,995,342.24 × 1,988,229
  4. Step 4: Simplify right side
    3,619,783.44x = 9,931,884,306,492.96
  5. Step 5: Solve for x
    x = 9,931,884,306,492.96/3,619,783.44
  6. Step 6: Final answer
    x = 2,743,778.59

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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.