Home / 3,021,222.36-4,169,380.77-1,644,657.74

Finding the Fourth Proportional to 3,021,222.36, 4,169,380.77 and 1,644,657.74

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Solution

The fourth proportional to 3,021,222.36, 4,169,380.77 and 1,644,657.74 is: 2,269,678.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021,222.36 : 4,169,380.77 = 1,644,657.74 : x
  2. Step 2: Convert to fraction form
    3,021,222.36/4,169,380.77 = 1,644,657.74/x
  3. Step 3: Cross multiply
    3,021,222.36x = 4,169,380.77 × 1,644,657.74
  4. Step 4: Simplify right side
    3,021,222.36x = 6,857,204,354,387.66
  5. Step 5: Solve for x
    x = 6,857,204,354,387.66/3,021,222.36
  6. Step 6: Final answer
    x = 2,269,678.80

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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.