Home / 1,876,965.80-2,815,254.97-1,273,628.03

Finding the Fourth Proportional to 1,876,965.80, 2,815,254.97 and 1,273,628.03

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Solution

The fourth proportional to 1,876,965.80, 2,815,254.97 and 1,273,628.03 is: 1,910,310.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876,965.80 : 2,815,254.97 = 1,273,628.03 : x
  2. Step 2: Convert to fraction form
    1,876,965.80/2,815,254.97 = 1,273,628.03/x
  3. Step 3: Cross multiply
    1,876,965.80x = 2,815,254.97 × 1,273,628.03
  4. Step 4: Simplify right side
    1,876,965.80x = 3,585,587,641,388.81
  5. Step 5: Solve for x
    x = 3,585,587,641,388.81/1,876,965.80
  6. Step 6: Final answer
    x = 1,910,310.59

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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.