Home / 1,179,009.60-1,766,546.10-1,009,735.80

Finding the Fourth Proportional to 1,179,009.60, 1,766,546.10 and 1,009,735.80

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Solution

The fourth proportional to 1,179,009.60, 1,766,546.10 and 1,009,735.80 is: 1,512,917.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,009.60 : 1,766,546.10 = 1,009,735.80 : x
  2. Step 2: Convert to fraction form
    1,179,009.60/1,766,546.10 = 1,009,735.80/x
  3. Step 3: Cross multiply
    1,179,009.60x = 1,766,546.10 × 1,009,735.80
  4. Step 4: Simplify right side
    1,179,009.60x = 1,783,744,839,520.38
  5. Step 5: Solve for x
    x = 1,783,744,839,520.38/1,179,009.60
  6. Step 6: Final answer
    x = 1,512,917.99

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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.