Home / 1,372,976.73-2,059,808.12-968,957.80

Finding the Fourth Proportional to 1,372,976.73, 2,059,808.12 and 968,957.80

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Solution

The fourth proportional to 1,372,976.73, 2,059,808.12 and 968,957.80 is: 1,453,678.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,976.73 : 2,059,808.12 = 968,957.80 : x
  2. Step 2: Convert to fraction form
    1,372,976.73/2,059,808.12 = 968,957.80/x
  3. Step 3: Cross multiply
    1,372,976.73x = 2,059,808.12 × 968,957.80
  4. Step 4: Simplify right side
    1,372,976.73x = 1,995,867,143,467.01
  5. Step 5: Solve for x
    x = 1,995,867,143,467.01/1,372,976.73
  6. Step 6: Final answer
    x = 1,453,678.78

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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.