Home / 2,313,328.68-3,192,493.31-1,280,836.41

Finding the Fourth Proportional to 2,313,328.68, 3,192,493.31 and 1,280,836.41

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Solution

The fourth proportional to 2,313,328.68, 3,192,493.31 and 1,280,836.41 is: 1,767,609.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,313,328.68 : 3,192,493.31 = 1,280,836.41 : x
  2. Step 2: Convert to fraction form
    2,313,328.68/3,192,493.31 = 1,280,836.41/x
  3. Step 3: Cross multiply
    2,313,328.68x = 3,192,493.31 × 1,280,836.41
  4. Step 4: Simplify right side
    2,313,328.68x = 4,089,061,670,129.42
  5. Step 5: Solve for x
    x = 4,089,061,670,129.42/2,313,328.68
  6. Step 6: Final answer
    x = 1,767,609.46

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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.