Home / 4,086,378.84-5,639,202.78-2,368,495.80

Finding the Fourth Proportional to 4,086,378.84, 5,639,202.78 and 2,368,495.80

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Solution

The fourth proportional to 4,086,378.84, 5,639,202.78 and 2,368,495.80 is: 3,268,524.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,086,378.84 : 5,639,202.78 = 2,368,495.80 : x
  2. Step 2: Convert to fraction form
    4,086,378.84/5,639,202.78 = 2,368,495.80/x
  3. Step 3: Cross multiply
    4,086,378.84x = 5,639,202.78 × 2,368,495.80
  4. Step 4: Simplify right side
    4,086,378.84x = 13,356,428,099,778.32
  5. Step 5: Solve for x
    x = 13,356,428,099,778.32/4,086,378.84
  6. Step 6: Final answer
    x = 3,268,524.19

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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.