Home / 3,836,148.72-5,293,874.30-2,117,256.90

Finding the Fourth Proportional to 3,836,148.72, 5,293,874.30 and 2,117,256.90

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Solution

The fourth proportional to 3,836,148.72, 5,293,874.30 and 2,117,256.90 is: 2,921,808.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836,148.72 : 5,293,874.30 = 2,117,256.90 : x
  2. Step 2: Convert to fraction form
    3,836,148.72/5,293,874.30 = 2,117,256.90/x
  3. Step 3: Cross multiply
    3,836,148.72x = 5,293,874.30 × 2,117,256.90
  4. Step 4: Simplify right side
    3,836,148.72x = 11,208,491,889,407.67
  5. Step 5: Solve for x
    x = 11,208,491,889,407.67/3,836,148.72
  6. Step 6: Final answer
    x = 2,921,808.49

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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.