Home / 1,086,665.40-1,629,998.10-1,002,684.60

Finding the Fourth Proportional to 1,086,665.40, 1,629,998.10 and 1,002,684.60

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Solution

The fourth proportional to 1,086,665.40, 1,629,998.10 and 1,002,684.60 is: 1,504,026.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,665.40 : 1,629,998.10 = 1,002,684.60 : x
  2. Step 2: Convert to fraction form
    1,086,665.40/1,629,998.10 = 1,002,684.60/x
  3. Step 3: Cross multiply
    1,086,665.40x = 1,629,998.10 × 1,002,684.60
  4. Step 4: Simplify right side
    1,086,665.40x = 1,634,373,992,899.26
  5. Step 5: Solve for x
    x = 1,634,373,992,899.26/1,086,665.40
  6. Step 6: Final answer
    x = 1,504,026.90

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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.