Home / 1,768,905.60-2,647,234.80-1,059,442.80

Finding the Fourth Proportional to 1,768,905.60, 2,647,234.80 and 1,059,442.80

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Solution

The fourth proportional to 1,768,905.60, 2,647,234.80 and 1,059,442.80 is: 1,585,496.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,905.60 : 2,647,234.80 = 1,059,442.80 : x
  2. Step 2: Convert to fraction form
    1,768,905.60/2,647,234.80 = 1,059,442.80/x
  3. Step 3: Cross multiply
    1,768,905.60x = 2,647,234.80 × 1,059,442.80
  4. Step 4: Simplify right side
    1,768,905.60x = 2,804,593,848,769.44
  5. Step 5: Solve for x
    x = 2,804,593,848,769.44/1,768,905.60
  6. Step 6: Final answer
    x = 1,585,496.62

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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.