Home / 1,955,145.60-2,933,593.20-889,639.20

Finding the Fourth Proportional to 1,955,145.60, 2,933,593.20 and 889,639.20

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Solution

The fourth proportional to 1,955,145.60, 2,933,593.20 and 889,639.20 is: 1,334,856.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,955,145.60 : 2,933,593.20 = 889,639.20 : x
  2. Step 2: Convert to fraction form
    1,955,145.60/2,933,593.20 = 889,639.20/x
  3. Step 3: Cross multiply
    1,955,145.60x = 2,933,593.20 × 889,639.20
  4. Step 4: Simplify right side
    1,955,145.60x = 2,609,839,507,573.44
  5. Step 5: Solve for x
    x = 2,609,839,507,573.44/1,955,145.60
  6. Step 6: Final answer
    x = 1,334,856.86

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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.