Home / 2,259,396.70-3,117,956.21-1,226,895.32

Finding the Fourth Proportional to 2,259,396.70, 3,117,956.21 and 1,226,895.32

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Solution

The fourth proportional to 2,259,396.70, 3,117,956.21 and 1,226,895.32 is: 1,693,109.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259,396.70 : 3,117,956.21 = 1,226,895.32 : x
  2. Step 2: Convert to fraction form
    2,259,396.70/3,117,956.21 = 1,226,895.32/x
  3. Step 3: Cross multiply
    2,259,396.70x = 3,117,956.21 × 1,226,895.32
  4. Step 4: Simplify right side
    2,259,396.70x = 3,825,405,891,725.73
  5. Step 5: Solve for x
    x = 3,825,405,891,725.73/2,259,396.70
  6. Step 6: Final answer
    x = 1,693,109.44

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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.