Home / 1,892,936.20-2,834,738.70-1,258,414.60

Finding the Fourth Proportional to 1,892,936.20, 2,834,738.70 and 1,258,414.60

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Solution

The fourth proportional to 1,892,936.20, 2,834,738.70 and 1,258,414.60 is: 1,884,520.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,936.20 : 2,834,738.70 = 1,258,414.60 : x
  2. Step 2: Convert to fraction form
    1,892,936.20/2,834,738.70 = 1,258,414.60/x
  3. Step 3: Cross multiply
    1,892,936.20x = 2,834,738.70 × 1,258,414.60
  4. Step 4: Simplify right side
    1,892,936.20x = 3,567,276,567,265.02
  5. Step 5: Solve for x
    x = 3,567,276,567,265.02/1,892,936.20
  6. Step 6: Final answer
    x = 1,884,520.23

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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.