Home / 2,227,514.64-3,073,972.32-1,208,919.66

Finding the Fourth Proportional to 2,227,514.64, 3,073,972.32 and 1,208,919.66

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Solution

The fourth proportional to 2,227,514.64, 3,073,972.32 and 1,208,919.66 is: 1,668,310.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227,514.64 : 3,073,972.32 = 1,208,919.66 : x
  2. Step 2: Convert to fraction form
    2,227,514.64/3,073,972.32 = 1,208,919.66/x
  3. Step 3: Cross multiply
    2,227,514.64x = 3,073,972.32 × 1,208,919.66
  4. Step 4: Simplify right side
    2,227,514.64x = 3,716,185,571,943.81
  5. Step 5: Solve for x
    x = 3,716,185,571,943.81/2,227,514.64
  6. Step 6: Final answer
    x = 1,668,310.28

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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.