Home / 3,021,243.44-4,169,409.84-1,644,678.80

Finding the Fourth Proportional to 3,021,243.44, 4,169,409.84 and 1,644,678.80

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Solution

The fourth proportional to 3,021,243.44, 4,169,409.84 and 1,644,678.80 is: 2,269,707.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021,243.44 : 4,169,409.84 = 1,644,678.80 : x
  2. Step 2: Convert to fraction form
    3,021,243.44/4,169,409.84 = 1,644,678.80/x
  3. Step 3: Cross multiply
    3,021,243.44x = 4,169,409.84 × 1,644,678.80
  4. Step 4: Simplify right side
    3,021,243.44x = 6,857,339,972,359.39
  5. Step 5: Solve for x
    x = 6,857,339,972,359.39/3,021,243.44
  6. Step 6: Final answer
    x = 2,269,707.86

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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.