Home / 1,955,680.20-2,933,520.30-1,719,289.80

Finding the Fourth Proportional to 1,955,680.20, 2,933,520.30 and 1,719,289.80

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Solution

The fourth proportional to 1,955,680.20, 2,933,520.30 and 1,719,289.80 is: 2,578,934.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,955,680.20 : 2,933,520.30 = 1,719,289.80 : x
  2. Step 2: Convert to fraction form
    1,955,680.20/2,933,520.30 = 1,719,289.80/x
  3. Step 3: Cross multiply
    1,955,680.20x = 2,933,520.30 × 1,719,289.80
  4. Step 4: Simplify right side
    1,955,680.20x = 5,043,571,529,882.94
  5. Step 5: Solve for x
    x = 5,043,571,529,882.94/1,955,680.20
  6. Step 6: Final answer
    x = 2,578,934.70

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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.