Home / 2,143,979.82-2,958,559.56-1,177,104.66

Finding the Fourth Proportional to 2,143,979.82, 2,958,559.56 and 1,177,104.66

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Solution

The fourth proportional to 2,143,979.82, 2,958,559.56 and 1,177,104.66 is: 1,624,331.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,143,979.82 : 2,958,559.56 = 1,177,104.66 : x
  2. Step 2: Convert to fraction form
    2,143,979.82/2,958,559.56 = 1,177,104.66/x
  3. Step 3: Cross multiply
    2,143,979.82x = 2,958,559.56 × 1,177,104.66
  4. Step 4: Simplify right side
    2,143,979.82x = 3,482,534,244,963.55
  5. Step 5: Solve for x
    x = 3,482,534,244,963.55/2,143,979.82
  6. Step 6: Final answer
    x = 1,624,331.63

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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.