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Finding the Fourth Proportional to 3,591,354.57, 4,956,174.48 and 1,959,867.08

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Solution

The fourth proportional to 3,591,354.57, 4,956,174.48 and 1,959,867.08 is: 2,704,673.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,591,354.57 : 4,956,174.48 = 1,959,867.08 : x
  2. Step 2: Convert to fraction form
    3,591,354.57/4,956,174.48 = 1,959,867.08/x
  3. Step 3: Cross multiply
    3,591,354.57x = 4,956,174.48 × 1,959,867.08
  4. Step 4: Simplify right side
    3,591,354.57x = 9,713,443,206,088.12
  5. Step 5: Solve for x
    x = 9,713,443,206,088.12/3,591,354.57
  6. Step 6: Final answer
    x = 2,704,673.97

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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.