Home / 1,017,015.60-1,523,773.80-661,846.80

Finding the Fourth Proportional to 1,017,015.60, 1,523,773.80 and 661,846.80

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Solution

The fourth proportional to 1,017,015.60, 1,523,773.80 and 661,846.80 is: 991,631.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,015.60 : 1,523,773.80 = 661,846.80 : x
  2. Step 2: Convert to fraction form
    1,017,015.60/1,523,773.80 = 661,846.80/x
  3. Step 3: Cross multiply
    1,017,015.60x = 1,523,773.80 × 661,846.80
  4. Step 4: Simplify right side
    1,017,015.60x = 1,008,504,813,453.84
  5. Step 5: Solve for x
    x = 1,008,504,813,453.84/1,017,015.60
  6. Step 6: Final answer
    x = 991,631.61

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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.