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Finding the Fourth Proportional to 3,636,188.58, 5,017,978.89 and 2,004,654.33

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Solution

The fourth proportional to 3,636,188.58, 5,017,978.89 and 2,004,654.33 is: 2,766,444.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636,188.58 : 5,017,978.89 = 2,004,654.33 : x
  2. Step 2: Convert to fraction form
    3,636,188.58/5,017,978.89 = 2,004,654.33/x
  3. Step 3: Cross multiply
    3,636,188.58x = 5,017,978.89 × 2,004,654.33
  4. Step 4: Simplify right side
    3,636,188.58x = 10,059,313,109,687.09
  5. Step 5: Solve for x
    x = 10,059,313,109,687.09/3,636,188.58
  6. Step 6: Final answer
    x = 2,766,444.28

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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.