Home / 1,093,515.15-1,640,272.73-978,369.60

Finding the Fourth Proportional to 1,093,515.15, 1,640,272.73 and 978,369.60

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Solution

The fourth proportional to 1,093,515.15, 1,640,272.73 and 978,369.60 is: 1,467,554.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,515.15 : 1,640,272.73 = 978,369.60 : x
  2. Step 2: Convert to fraction form
    1,093,515.15/1,640,272.73 = 978,369.60/x
  3. Step 3: Cross multiply
    1,093,515.15x = 1,640,272.73 × 978,369.60
  4. Step 4: Simplify right side
    1,093,515.15x = 1,604,792,974,741.01
  5. Step 5: Solve for x
    x = 1,604,792,974,741.01/1,093,515.15
  6. Step 6: Final answer
    x = 1,467,554.40

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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.