Home / 3,919,272.30-5,408,456.99-2,200,465.26

Finding the Fourth Proportional to 3,919,272.30, 5,408,456.99 and 2,200,465.26

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Solution

The fourth proportional to 3,919,272.30, 5,408,456.99 and 2,200,465.26 is: 3,036,564.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,272.30 : 5,408,456.99 = 2,200,465.26 : x
  2. Step 2: Convert to fraction form
    3,919,272.30/5,408,456.99 = 2,200,465.26/x
  3. Step 3: Cross multiply
    3,919,272.30x = 5,408,456.99 × 2,200,465.26
  4. Step 4: Simplify right side
    3,919,272.30x = 11,901,121,705,696.84
  5. Step 5: Solve for x
    x = 11,901,121,705,696.84/3,919,272.30
  6. Step 6: Final answer
    x = 3,036,564.14

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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.