Home / 1,791,568.17-2,687,335.56-726,357.03

Finding the Fourth Proportional to 1,791,568.17, 2,687,335.56 and 726,357.03

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Solution

The fourth proportional to 1,791,568.17, 2,687,335.56 and 726,357.03 is: 1,089,528.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,568.17 : 2,687,335.56 = 726,357.03 : x
  2. Step 2: Convert to fraction form
    1,791,568.17/2,687,335.56 = 726,357.03/x
  3. Step 3: Cross multiply
    1,791,568.17x = 2,687,335.56 × 726,357.03
  4. Step 4: Simplify right side
    1,791,568.17x = 1,951,965,075,974.99
  5. Step 5: Solve for x
    x = 1,951,965,075,974.99/1,791,568.17
  6. Step 6: Final answer
    x = 1,089,528.78

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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.