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Finding the Fourth Proportional to 3,827,655.07, 5,278,615.83 and 2,793,524.83

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Solution

The fourth proportional to 3,827,655.07, 5,278,615.83 and 2,793,524.83 is: 3,852,474.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,827,655.07 : 5,278,615.83 = 2,793,524.83 : x
  2. Step 2: Convert to fraction form
    3,827,655.07/5,278,615.83 = 2,793,524.83/x
  3. Step 3: Cross multiply
    3,827,655.07x = 5,278,615.83 × 2,793,524.83
  4. Step 4: Simplify right side
    3,827,655.07x = 14,745,944,375,939.52
  5. Step 5: Solve for x
    x = 14,745,944,375,939.52/3,827,655.07
  6. Step 6: Final answer
    x = 3,852,474.72

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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.