Home / 1,951,489.20-2,934,232.20-1,643,559.60

Finding the Fourth Proportional to 1,951,489.20, 2,934,232.20 and 1,643,559.60

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Solution

The fourth proportional to 1,951,489.20, 2,934,232.20 and 1,643,559.60 is: 2,471,233.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,951,489.20 : 2,934,232.20 = 1,643,559.60 : x
  2. Step 2: Convert to fraction form
    1,951,489.20/2,934,232.20 = 1,643,559.60/x
  3. Step 3: Cross multiply
    1,951,489.20x = 2,934,232.20 × 1,643,559.60
  4. Step 4: Simplify right side
    1,951,489.20x = 4,822,585,500,939.12
  5. Step 5: Solve for x
    x = 4,822,585,500,939.12/1,951,489.20
  6. Step 6: Final answer
    x = 2,471,233.51

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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.