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Finding the Fourth Proportional to 3,608,235, 5,412,672.18 and 948,843

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Solution

The fourth proportional to 3,608,235, 5,412,672.18 and 948,843 is: 1,423,348.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608,235 : 5,412,672.18 = 948,843 : x
  2. Step 2: Convert to fraction form
    3,608,235/5,412,672.18 = 948,843/x
  3. Step 3: Cross multiply
    3,608,235x = 5,412,672.18 × 948,843
  4. Step 4: Simplify right side
    3,608,235x = 5,135,776,109,287.74
  5. Step 5: Solve for x
    x = 5,135,776,109,287.74/3,608,235
  6. Step 6: Final answer
    x = 1,423,348.56

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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.