Home / 1,278,219.16-1,764,581.66-794,940.02

Finding the Fourth Proportional to 1,278,219.16, 1,764,581.66 and 794,940.02

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Solution

The fourth proportional to 1,278,219.16, 1,764,581.66 and 794,940.02 is: 1,097,414.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,219.16 : 1,764,581.66 = 794,940.02 : x
  2. Step 2: Convert to fraction form
    1,278,219.16/1,764,581.66 = 794,940.02/x
  3. Step 3: Cross multiply
    1,278,219.16x = 1,764,581.66 × 794,940.02
  4. Step 4: Simplify right side
    1,278,219.16x = 1,402,736,580,092.03
  5. Step 5: Solve for x
    x = 1,402,736,580,092.03/1,278,219.16
  6. Step 6: Final answer
    x = 1,097,414.77

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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.