Home / 3,836,047.20-5,293,719.05-2,117,167.66

Finding the Fourth Proportional to 3,836,047.20, 5,293,719.05 and 2,117,167.66

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Solution

The fourth proportional to 3,836,047.20, 5,293,719.05 and 2,117,167.66 is: 2,921,676.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836,047.20 : 5,293,719.05 = 2,117,167.66 : x
  2. Step 2: Convert to fraction form
    3,836,047.20/5,293,719.05 = 2,117,167.66/x
  3. Step 3: Cross multiply
    3,836,047.20x = 5,293,719.05 × 2,117,167.66
  4. Step 4: Simplify right side
    3,836,047.20x = 11,207,690,773,785.92
  5. Step 5: Solve for x
    x = 11,207,690,773,785.92/3,836,047.20
  6. Step 6: Final answer
    x = 2,921,676.97

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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.