Home / 1,372,979.09-2,059,811.64-968,960.15

Finding the Fourth Proportional to 1,372,979.09, 2,059,811.64 and 968,960.15

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Solution

The fourth proportional to 1,372,979.09, 2,059,811.64 and 968,960.15 is: 1,453,682.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,979.09 : 2,059,811.64 = 968,960.15 : x
  2. Step 2: Convert to fraction form
    1,372,979.09/2,059,811.64 = 968,960.15/x
  3. Step 3: Cross multiply
    1,372,979.09x = 2,059,811.64 × 968,960.15
  4. Step 4: Simplify right side
    1,372,979.09x = 1,995,875,385,367.09
  5. Step 5: Solve for x
    x = 1,995,875,385,367.09/1,372,979.09
  6. Step 6: Final answer
    x = 1,453,682.29

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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.