Home / 2,110,400.84-2,912,180.64-1,192,708.64

Finding the Fourth Proportional to 2,110,400.84, 2,912,180.64 and 1,192,708.64

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Solution

The fourth proportional to 2,110,400.84, 2,912,180.64 and 1,192,708.64 is: 1,645,840.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110,400.84 : 2,912,180.64 = 1,192,708.64 : x
  2. Step 2: Convert to fraction form
    2,110,400.84/2,912,180.64 = 1,192,708.64/x
  3. Step 3: Cross multiply
    2,110,400.84x = 2,912,180.64 × 1,192,708.64
  4. Step 4: Simplify right side
    2,110,400.84x = 3,473,383,010,568.73
  5. Step 5: Solve for x
    x = 3,473,383,010,568.73/2,110,400.84
  6. Step 6: Final answer
    x = 1,645,840.42

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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.