Home / 3,840,619.32-5,764,544.82-1,948,718.52

Finding the Fourth Proportional to 3,840,619.32, 5,764,544.82 and 1,948,718.52

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Solution

The fourth proportional to 3,840,619.32, 5,764,544.82 and 1,948,718.52 is: 2,924,912.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,840,619.32 : 5,764,544.82 = 1,948,718.52 : x
  2. Step 2: Convert to fraction form
    3,840,619.32/5,764,544.82 = 1,948,718.52/x
  3. Step 3: Cross multiply
    3,840,619.32x = 5,764,544.82 × 1,948,718.52
  4. Step 4: Simplify right side
    3,840,619.32x = 11,233,475,250,104.07
  5. Step 5: Solve for x
    x = 11,233,475,250,104.07/3,840,619.32
  6. Step 6: Final answer
    x = 2,924,912.45

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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.