Home / 2,108,489.70-3,162,697.65-829,230.03

Finding the Fourth Proportional to 2,108,489.70, 3,162,697.65 and 829,230.03

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Solution

The fourth proportional to 2,108,489.70, 3,162,697.65 and 829,230.03 is: 1,243,830.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,489.70 : 3,162,697.65 = 829,230.03 : x
  2. Step 2: Convert to fraction form
    2,108,489.70/3,162,697.65 = 829,230.03/x
  3. Step 3: Cross multiply
    2,108,489.70x = 3,162,697.65 × 829,230.03
  4. Step 4: Simplify right side
    2,108,489.70x = 2,622,603,867,190.43
  5. Step 5: Solve for x
    x = 2,622,603,867,190.43/2,108,489.70
  6. Step 6: Final answer
    x = 1,243,830.53

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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.