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Finding the Fourth Proportional to 4,865,671.82, 6,714,356.00 and 2,690,087.96

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Solution

The fourth proportional to 4,865,671.82, 6,714,356.00 and 2,690,087.96 is: 3,712,171.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,865,671.82 : 6,714,356.00 = 2,690,087.96 : x
  2. Step 2: Convert to fraction form
    4,865,671.82/6,714,356.00 = 2,690,087.96/x
  3. Step 3: Cross multiply
    4,865,671.82x = 6,714,356.00 × 2,690,087.96
  4. Step 4: Simplify right side
    4,865,671.82x = 18,062,208,187,731.54
  5. Step 5: Solve for x
    x = 18,062,208,187,731.54/4,865,671.82
  6. Step 6: Final answer
    x = 3,712,171.49

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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.