Home / 1,949,786.28-2,922,579.82-1,860,396.84

Finding the Fourth Proportional to 1,949,786.28, 2,922,579.82 and 1,860,396.84

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Solution

The fourth proportional to 1,949,786.28, 2,922,579.82 and 1,860,396.84 is: 2,788,591.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,786.28 : 2,922,579.82 = 1,860,396.84 : x
  2. Step 2: Convert to fraction form
    1,949,786.28/2,922,579.82 = 1,860,396.84/x
  3. Step 3: Cross multiply
    1,949,786.28x = 2,922,579.82 × 1,860,396.84
  4. Step 4: Simplify right side
    1,949,786.28x = 5,437,158,261,775.77
  5. Step 5: Solve for x
    x = 5,437,158,261,775.77/1,949,786.28
  6. Step 6: Final answer
    x = 2,788,591.92

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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.