Home / 1,093,623.15-1,640,434.73-978,477.60

Finding the Fourth Proportional to 1,093,623.15, 1,640,434.73 and 978,477.60

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Solution

The fourth proportional to 1,093,623.15, 1,640,434.73 and 978,477.60 is: 1,467,716.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,623.15 : 1,640,434.73 = 978,477.60 : x
  2. Step 2: Convert to fraction form
    1,093,623.15/1,640,434.73 = 978,477.60/x
  3. Step 3: Cross multiply
    1,093,623.15x = 1,640,434.73 × 978,477.60
  4. Step 4: Simplify right side
    1,093,623.15x = 1,605,128,637,567.05
  5. Step 5: Solve for x
    x = 1,605,128,637,567.05/1,093,623.15
  6. Step 6: Final answer
    x = 1,467,716.40

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.