Home / 2,199,433.72-3,298,341.38-759,750.78

Finding the Fourth Proportional to 2,199,433.72, 3,298,341.38 and 759,750.78

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Solution

The fourth proportional to 2,199,433.72, 3,298,341.38 and 759,750.78 is: 1,139,346.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199,433.72 : 3,298,341.38 = 759,750.78 : x
  2. Step 2: Convert to fraction form
    2,199,433.72/3,298,341.38 = 759,750.78/x
  3. Step 3: Cross multiply
    2,199,433.72x = 3,298,341.38 × 759,750.78
  4. Step 4: Simplify right side
    2,199,433.72x = 2,505,917,436,161.28
  5. Step 5: Solve for x
    x = 2,505,917,436,161.28/2,199,433.72
  6. Step 6: Final answer
    x = 1,139,346.65

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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.