Home / 1,171,268.20-1,753,403.10-697,709.80

Finding the Fourth Proportional to 1,171,268.20, 1,753,403.10 and 697,709.80

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Solution

The fourth proportional to 1,171,268.20, 1,753,403.10 and 697,709.80 is: 1,044,480.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,268.20 : 1,753,403.10 = 697,709.80 : x
  2. Step 2: Convert to fraction form
    1,171,268.20/1,753,403.10 = 697,709.80/x
  3. Step 3: Cross multiply
    1,171,268.20x = 1,753,403.10 × 697,709.80
  4. Step 4: Simplify right side
    1,171,268.20x = 1,223,366,526,220.38
  5. Step 5: Solve for x
    x = 1,223,366,526,220.38/1,171,268.20
  6. Step 6: Final answer
    x = 1,044,480.27

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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.