Home / 3,986,365.19-5,979,334.55-1,962,591.93

Finding the Fourth Proportional to 3,986,365.19, 5,979,334.55 and 1,962,591.93

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Solution

The fourth proportional to 3,986,365.19, 5,979,334.55 and 1,962,591.93 is: 2,943,782.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,986,365.19 : 5,979,334.55 = 1,962,591.93 : x
  2. Step 2: Convert to fraction form
    3,986,365.19/5,979,334.55 = 1,962,591.93/x
  3. Step 3: Cross multiply
    3,986,365.19x = 5,979,334.55 × 1,962,591.93
  4. Step 4: Simplify right side
    3,986,365.19x = 11,734,993,724,787.22
  5. Step 5: Solve for x
    x = 11,734,993,724,787.22/3,986,365.19
  6. Step 6: Final answer
    x = 2,943,782.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.