Home / 3,167,798.09-4,375,169.71-2,147,431.37

Finding the Fourth Proportional to 3,167,798.09, 4,375,169.71 and 2,147,431.37

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Solution

The fourth proportional to 3,167,798.09, 4,375,169.71 and 2,147,431.37 is: 2,965,901.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167,798.09 : 4,375,169.71 = 2,147,431.37 : x
  2. Step 2: Convert to fraction form
    3,167,798.09/4,375,169.71 = 2,147,431.37/x
  3. Step 3: Cross multiply
    3,167,798.09x = 4,375,169.71 × 2,147,431.37
  4. Step 4: Simplify right side
    3,167,798.09x = 9,395,376,657,083.38
  5. Step 5: Solve for x
    x = 9,395,376,657,083.38/3,167,798.09
  6. Step 6: Final answer
    x = 2,965,901.36

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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.