Home / 1,977,826.92-2,981,564.39-1,845,999.08

Finding the Fourth Proportional to 1,977,826.92, 2,981,564.39 and 1,845,999.08

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Solution

The fourth proportional to 1,977,826.92, 2,981,564.39 and 1,845,999.08 is: 2,782,834.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,826.92 : 2,981,564.39 = 1,845,999.08 : x
  2. Step 2: Convert to fraction form
    1,977,826.92/2,981,564.39 = 1,845,999.08/x
  3. Step 3: Cross multiply
    1,977,826.92x = 2,981,564.39 × 1,845,999.08
  4. Step 4: Simplify right side
    1,977,826.92x = 5,503,965,120,900.76
  5. Step 5: Solve for x
    x = 5,503,965,120,900.76/1,977,826.92
  6. Step 6: Final answer
    x = 2,782,834.57

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.