Home / 996,989.40-1,491,984.90-682,061.40

Finding the Fourth Proportional to 996,989.40, 1,491,984.90 and 682,061.40

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Solution

The fourth proportional to 996,989.40, 1,491,984.90 and 682,061.40 is: 1,020,698.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,989.40 : 1,491,984.90 = 682,061.40 : x
  2. Step 2: Convert to fraction form
    996,989.40/1,491,984.90 = 682,061.40/x
  3. Step 3: Cross multiply
    996,989.40x = 1,491,984.90 × 682,061.40
  4. Step 4: Simplify right side
    996,989.40x = 1,017,625,309,672.86
  5. Step 5: Solve for x
    x = 1,017,625,309,672.86/996,989.40
  6. Step 6: Final answer
    x = 1,020,698.22

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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.