Home / 1,622,540.97-2,432,690.46-711,286.38

Finding the Fourth Proportional to 1,622,540.97, 2,432,690.46 and 711,286.38

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Solution

The fourth proportional to 1,622,540.97, 2,432,690.46 and 711,286.38 is: 1,066,438.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,540.97 : 2,432,690.46 = 711,286.38 : x
  2. Step 2: Convert to fraction form
    1,622,540.97/2,432,690.46 = 711,286.38/x
  3. Step 3: Cross multiply
    1,622,540.97x = 2,432,690.46 × 711,286.38
  4. Step 4: Simplify right side
    1,622,540.97x = 1,730,339,590,953.93
  5. Step 5: Solve for x
    x = 1,730,339,590,953.93/1,622,540.97
  6. Step 6: Final answer
    x = 1,066,438.15

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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.