Home / 995,425.60-1,493,138.40-715,489.60

Finding the Fourth Proportional to 995,425.60, 1,493,138.40 and 715,489.60

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Solution

The fourth proportional to 995,425.60, 1,493,138.40 and 715,489.60 is: 1,073,234.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,425.60 : 1,493,138.40 = 715,489.60 : x
  2. Step 2: Convert to fraction form
    995,425.60/1,493,138.40 = 715,489.60/x
  3. Step 3: Cross multiply
    995,425.60x = 1,493,138.40 × 715,489.60
  4. Step 4: Simplify right side
    995,425.60x = 1,068,324,996,560.64
  5. Step 5: Solve for x
    x = 1,068,324,996,560.64/995,425.60
  6. Step 6: Final answer
    x = 1,073,234.40

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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.