Home / 1,889,786.60-2,834,690.66-469,842.68

Finding the Fourth Proportional to 1,889,786.60, 2,834,690.66 and 469,842.68

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Solution

The fourth proportional to 1,889,786.60, 2,834,690.66 and 469,842.68 is: 704,766.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,786.60 : 2,834,690.66 = 469,842.68 : x
  2. Step 2: Convert to fraction form
    1,889,786.60/2,834,690.66 = 469,842.68/x
  3. Step 3: Cross multiply
    1,889,786.60x = 2,834,690.66 × 469,842.68
  4. Step 4: Simplify right side
    1,889,786.60x = 1,331,858,640,142.70
  5. Step 5: Solve for x
    x = 1,331,858,640,142.70/1,889,786.60
  6. Step 6: Final answer
    x = 704,766.69

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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.