Home / 3,644,971.49-5,467,419.77-2,106,988.30

Finding the Fourth Proportional to 3,644,971.49, 5,467,419.77 and 2,106,988.30

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Solution

The fourth proportional to 3,644,971.49, 5,467,419.77 and 2,106,988.30 is: 3,160,460.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,644,971.49 : 5,467,419.77 = 2,106,988.30 : x
  2. Step 2: Convert to fraction form
    3,644,971.49/5,467,419.77 = 2,106,988.30/x
  3. Step 3: Cross multiply
    3,644,971.49x = 5,467,419.77 × 2,106,988.30
  4. Step 4: Simplify right side
    3,644,971.49x = 11,519,789,486,578.69
  5. Step 5: Solve for x
    x = 11,519,789,486,578.69/3,644,971.49
  6. Step 6: Final answer
    x = 3,160,460.79

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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.