Home / 1,247,986.20-1,867,054.14-945,252.48

Finding the Fourth Proportional to 1,247,986.20, 1,867,054.14 and 945,252.48

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Solution

The fourth proportional to 1,247,986.20, 1,867,054.14 and 945,252.48 is: 1,414,148.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,986.20 : 1,867,054.14 = 945,252.48 : x
  2. Step 2: Convert to fraction form
    1,247,986.20/1,867,054.14 = 945,252.48/x
  3. Step 3: Cross multiply
    1,247,986.20x = 1,867,054.14 × 945,252.48
  4. Step 4: Simplify right side
    1,247,986.20x = 1,764,837,556,129.27
  5. Step 5: Solve for x
    x = 1,764,837,556,129.27/1,247,986.20
  6. Step 6: Final answer
    x = 1,414,148.29

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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.