Home / 1,783,906.89-2,675,837.07-436,081.38

Finding the Fourth Proportional to 1,783,906.89, 2,675,837.07 and 436,081.38

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Solution

The fourth proportional to 1,783,906.89, 2,675,837.07 and 436,081.38 is: 654,116.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,906.89 : 2,675,837.07 = 436,081.38 : x
  2. Step 2: Convert to fraction form
    1,783,906.89/2,675,837.07 = 436,081.38/x
  3. Step 3: Cross multiply
    1,783,906.89x = 2,675,837.07 × 436,081.38
  4. Step 4: Simplify right side
    1,783,906.89x = 1,166,882,722,140.76
  5. Step 5: Solve for x
    x = 1,166,882,722,140.76/1,783,906.89
  6. Step 6: Final answer
    x = 654,116.38

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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.