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Finding the Fourth Proportional to 3,902,674.86, 5,853,979.35 and 3,050,463.51

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Solution

The fourth proportional to 3,902,674.86, 5,853,979.35 and 3,050,463.51 is: 4,575,669.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,902,674.86 : 5,853,979.35 = 3,050,463.51 : x
  2. Step 2: Convert to fraction form
    3,902,674.86/5,853,979.35 = 3,050,463.51/x
  3. Step 3: Cross multiply
    3,902,674.86x = 5,853,979.35 × 3,050,463.51
  4. Step 4: Simplify right side
    3,902,674.86x = 17,857,350,395,468.52
  5. Step 5: Solve for x
    x = 17,857,350,395,468.52/3,902,674.86
  6. Step 6: Final answer
    x = 4,575,669.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.