Home / 1,166,940.60-1,750,410.90-768,118.20

Finding the Fourth Proportional to 1,166,940.60, 1,750,410.90 and 768,118.20

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Solution

The fourth proportional to 1,166,940.60, 1,750,410.90 and 768,118.20 is: 1,152,177.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,940.60 : 1,750,410.90 = 768,118.20 : x
  2. Step 2: Convert to fraction form
    1,166,940.60/1,750,410.90 = 768,118.20/x
  3. Step 3: Cross multiply
    1,166,940.60x = 1,750,410.90 × 768,118.20
  4. Step 4: Simplify right side
    1,166,940.60x = 1,344,522,469,768.38
  5. Step 5: Solve for x
    x = 1,344,522,469,768.38/1,166,940.60
  6. Step 6: Final answer
    x = 1,152,177.30

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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.