Home / 1,766,819.70-2,650,229.55-1,206,947.70

Finding the Fourth Proportional to 1,766,819.70, 2,650,229.55 and 1,206,947.70

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Solution

The fourth proportional to 1,766,819.70, 2,650,229.55 and 1,206,947.70 is: 1,810,421.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,819.70 : 2,650,229.55 = 1,206,947.70 : x
  2. Step 2: Convert to fraction form
    1,766,819.70/2,650,229.55 = 1,206,947.70/x
  3. Step 3: Cross multiply
    1,766,819.70x = 2,650,229.55 × 1,206,947.70
  4. Step 4: Simplify right side
    1,766,819.70x = 3,198,688,459,844.53
  5. Step 5: Solve for x
    x = 3,198,688,459,844.53/1,766,819.70
  6. Step 6: Final answer
    x = 1,810,421.55

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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.