Home / 995,376.40-1,493,064.60-978,787.60

Finding the Fourth Proportional to 995,376.40, 1,493,064.60 and 978,787.60

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Solution

The fourth proportional to 995,376.40, 1,493,064.60 and 978,787.60 is: 1,468,181.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,376.40 : 1,493,064.60 = 978,787.60 : x
  2. Step 2: Convert to fraction form
    995,376.40/1,493,064.60 = 978,787.60/x
  3. Step 3: Cross multiply
    995,376.40x = 1,493,064.60 × 978,787.60
  4. Step 4: Simplify right side
    995,376.40x = 1,461,393,116,478.96
  5. Step 5: Solve for x
    x = 1,461,393,116,478.96/995,376.40
  6. Step 6: Final answer
    x = 1,468,181.40

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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.