Home / 1,682,979.64-2,322,711.28-947,958.10

Finding the Fourth Proportional to 1,682,979.64, 2,322,711.28 and 947,958.10

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Solution

The fourth proportional to 1,682,979.64, 2,322,711.28 and 947,958.10 is: 1,308,294.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,979.64 : 2,322,711.28 = 947,958.10 : x
  2. Step 2: Convert to fraction form
    1,682,979.64/2,322,711.28 = 947,958.10/x
  3. Step 3: Cross multiply
    1,682,979.64x = 2,322,711.28 × 947,958.10
  4. Step 4: Simplify right side
    1,682,979.64x = 2,201,832,967,215.54
  5. Step 5: Solve for x
    x = 2,201,832,967,215.54/1,682,979.64
  6. Step 6: Final answer
    x = 1,308,294.48

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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.