Home / 1,471,869.54-2,030,997.99-851,781.06

Finding the Fourth Proportional to 1,471,869.54, 2,030,997.99 and 851,781.06

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Solution

The fourth proportional to 1,471,869.54, 2,030,997.99 and 851,781.06 is: 1,175,352.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,869.54 : 2,030,997.99 = 851,781.06 : x
  2. Step 2: Convert to fraction form
    1,471,869.54/2,030,997.99 = 851,781.06/x
  3. Step 3: Cross multiply
    1,471,869.54x = 2,030,997.99 × 851,781.06
  4. Step 4: Simplify right side
    1,471,869.54x = 1,729,965,620,780.07
  5. Step 5: Solve for x
    x = 1,729,965,620,780.07/1,471,869.54
  6. Step 6: Final answer
    x = 1,175,352.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.