Home / 995,380.40-1,493,070.60-978,791.60

Finding the Fourth Proportional to 995,380.40, 1,493,070.60 and 978,791.60

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Solution

The fourth proportional to 995,380.40, 1,493,070.60 and 978,791.60 is: 1,468,187.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,380.40 : 1,493,070.60 = 978,791.60 : x
  2. Step 2: Convert to fraction form
    995,380.40/1,493,070.60 = 978,791.60/x
  3. Step 3: Cross multiply
    995,380.40x = 1,493,070.60 × 978,791.60
  4. Step 4: Simplify right side
    995,380.40x = 1,461,404,961,486.96
  5. Step 5: Solve for x
    x = 1,461,404,961,486.96/995,380.40
  6. Step 6: Final answer
    x = 1,468,187.40

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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.