Home / 1,791,568.69-2,687,336.31-726,357.53

Finding the Fourth Proportional to 1,791,568.69, 2,687,336.31 and 726,357.53

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Solution

The fourth proportional to 1,791,568.69, 2,687,336.31 and 726,357.53 is: 1,089,529.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,568.69 : 2,687,336.31 = 726,357.53 : x
  2. Step 2: Convert to fraction form
    1,791,568.69/2,687,336.31 = 726,357.53/x
  3. Step 3: Cross multiply
    1,791,568.69x = 2,687,336.31 × 726,357.53
  4. Step 4: Simplify right side
    1,791,568.69x = 1,951,966,964,410.91
  5. Step 5: Solve for x
    x = 1,951,966,964,410.91/1,791,568.69
  6. Step 6: Final answer
    x = 1,089,529.51

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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.