Home / 2,287,794-3,431,604.84-690,314.64

Finding the Fourth Proportional to 2,287,794, 3,431,604.84 and 690,314.64

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Solution

The fourth proportional to 2,287,794, 3,431,604.84 and 690,314.64 is: 1,035,445.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287,794 : 3,431,604.84 = 690,314.64 : x
  2. Step 2: Convert to fraction form
    2,287,794/3,431,604.84 = 690,314.64/x
  3. Step 3: Cross multiply
    2,287,794x = 3,431,604.84 × 690,314.64
  4. Step 4: Simplify right side
    2,287,794x = 2,368,887,059,746.86
  5. Step 5: Solve for x
    x = 2,368,887,059,746.86/2,287,794
  6. Step 6: Final answer
    x = 1,035,445.96

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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.