Home / 1,766,814.70-2,650,222.05-1,206,942.70

Finding the Fourth Proportional to 1,766,814.70, 2,650,222.05 and 1,206,942.70

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Solution

The fourth proportional to 1,766,814.70, 2,650,222.05 and 1,206,942.70 is: 1,810,414.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,814.70 : 2,650,222.05 = 1,206,942.70 : x
  2. Step 2: Convert to fraction form
    1,766,814.70/2,650,222.05 = 1,206,942.70/x
  3. Step 3: Cross multiply
    1,766,814.70x = 2,650,222.05 × 1,206,942.70
  4. Step 4: Simplify right side
    1,766,814.70x = 3,198,666,156,626.53
  5. Step 5: Solve for x
    x = 3,198,666,156,626.53/1,766,814.70
  6. Step 6: Final answer
    x = 1,810,414.05

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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.