Home / 1,979,258.96-2,731,365.96-1,073,821.52

Finding the Fourth Proportional to 1,979,258.96, 2,731,365.96 and 1,073,821.52

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Solution

The fourth proportional to 1,979,258.96, 2,731,365.96 and 1,073,821.52 is: 1,481,867.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,258.96 : 2,731,365.96 = 1,073,821.52 : x
  2. Step 2: Convert to fraction form
    1,979,258.96/2,731,365.96 = 1,073,821.52/x
  3. Step 3: Cross multiply
    1,979,258.96x = 2,731,365.96 × 1,073,821.52
  4. Step 4: Simplify right side
    1,979,258.96x = 2,932,999,546,843.46
  5. Step 5: Solve for x
    x = 2,932,999,546,843.46/1,979,258.96
  6. Step 6: Final answer
    x = 1,481,867.51

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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.