Home / 2,287,790.68-3,431,710.32-690,367.82

Finding the Fourth Proportional to 2,287,790.68, 3,431,710.32 and 690,367.82

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Solution

The fourth proportional to 2,287,790.68, 3,431,710.32 and 690,367.82 is: 1,035,559.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287,790.68 : 3,431,710.32 = 690,367.82 : x
  2. Step 2: Convert to fraction form
    2,287,790.68/3,431,710.32 = 690,367.82/x
  3. Step 3: Cross multiply
    2,287,790.68x = 3,431,710.32 × 690,367.82
  4. Step 4: Simplify right side
    2,287,790.68x = 2,369,142,372,489.90
  5. Step 5: Solve for x
    x = 2,369,142,372,489.90/2,287,790.68
  6. Step 6: Final answer
    x = 1,035,559.06

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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.