Home / 996,636.60-1,494,954.90-990,731.70

Finding the Fourth Proportional to 996,636.60, 1,494,954.90 and 990,731.70

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Solution

The fourth proportional to 996,636.60, 1,494,954.90 and 990,731.70 is: 1,486,097.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,636.60 : 1,494,954.90 = 990,731.70 : x
  2. Step 2: Convert to fraction form
    996,636.60/1,494,954.90 = 990,731.70/x
  3. Step 3: Cross multiply
    996,636.60x = 1,494,954.90 × 990,731.70
  4. Step 4: Simplify right side
    996,636.60x = 1,481,099,209,500.33
  5. Step 5: Solve for x
    x = 1,481,099,209,500.33/996,636.60
  6. Step 6: Final answer
    x = 1,486,097.55

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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.