Home / 1,267,097.80-1,748,589.78-694,173.64

Finding the Fourth Proportional to 1,267,097.80, 1,748,589.78 and 694,173.64

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Solution

The fourth proportional to 1,267,097.80, 1,748,589.78 and 694,173.64 is: 957,956.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,097.80 : 1,748,589.78 = 694,173.64 : x
  2. Step 2: Convert to fraction form
    1,267,097.80/1,748,589.78 = 694,173.64/x
  3. Step 3: Cross multiply
    1,267,097.80x = 1,748,589.78 × 694,173.64
  4. Step 4: Simplify right side
    1,267,097.80x = 1,213,824,932,449.40
  5. Step 5: Solve for x
    x = 1,213,824,932,449.40/1,267,097.80
  6. Step 6: Final answer
    x = 957,956.78

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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.