Home / 996,632.10-1,494,948.15-990,727.20

Finding the Fourth Proportional to 996,632.10, 1,494,948.15 and 990,727.20

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Solution

The fourth proportional to 996,632.10, 1,494,948.15 and 990,727.20 is: 1,486,090.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,632.10 : 1,494,948.15 = 990,727.20 : x
  2. Step 2: Convert to fraction form
    996,632.10/1,494,948.15 = 990,727.20/x
  3. Step 3: Cross multiply
    996,632.10x = 1,494,948.15 × 990,727.20
  4. Step 4: Simplify right side
    996,632.10x = 1,481,085,794,794.68
  5. Step 5: Solve for x
    x = 1,481,085,794,794.68/996,632.10
  6. Step 6: Final answer
    x = 1,486,090.80

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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.