Home / 3,021,149.69-4,169,296.55-1,644,426.71

Finding the Fourth Proportional to 3,021,149.69, 4,169,296.55 and 1,644,426.71

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Solution

The fourth proportional to 3,021,149.69, 4,169,296.55 and 1,644,426.71 is: 2,269,368.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021,149.69 : 4,169,296.55 = 1,644,426.71 : x
  2. Step 2: Convert to fraction form
    3,021,149.69/4,169,296.55 = 1,644,426.71/x
  3. Step 3: Cross multiply
    3,021,149.69x = 4,169,296.55 × 1,644,426.71
  4. Step 4: Simplify right side
    3,021,149.69x = 6,856,102,591,995.44
  5. Step 5: Solve for x
    x = 6,856,102,591,995.44/3,021,149.69
  6. Step 6: Final answer
    x = 2,269,368.72

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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.