Home / 3,974,129.06-5,483,985.44-2,255,249.57

Finding the Fourth Proportional to 3,974,129.06, 5,483,985.44 and 2,255,249.57

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Solution

The fourth proportional to 3,974,129.06, 5,483,985.44 and 2,255,249.57 is: 3,112,066.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974,129.06 : 5,483,985.44 = 2,255,249.57 : x
  2. Step 2: Convert to fraction form
    3,974,129.06/5,483,985.44 = 2,255,249.57/x
  3. Step 3: Cross multiply
    3,974,129.06x = 5,483,985.44 × 2,255,249.57
  4. Step 4: Simplify right side
    3,974,129.06x = 12,367,755,766,750.08
  5. Step 5: Solve for x
    x = 12,367,755,766,750.08/3,974,129.06
  6. Step 6: Final answer
    x = 3,112,066.97

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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.