Home / 2,783,644.92-3,841,366.95-1,622,019.06

Finding the Fourth Proportional to 2,783,644.92, 3,841,366.95 and 1,622,019.06

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Solution

The fourth proportional to 2,783,644.92, 3,841,366.95 and 1,622,019.06 is: 2,238,349.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783,644.92 : 3,841,366.95 = 1,622,019.06 : x
  2. Step 2: Convert to fraction form
    2,783,644.92/3,841,366.95 = 1,622,019.06/x
  3. Step 3: Cross multiply
    2,783,644.92x = 3,841,366.95 × 1,622,019.06
  4. Step 4: Simplify right side
    2,783,644.92x = 6,230,770,409,354.07
  5. Step 5: Solve for x
    x = 6,230,770,409,354.07/2,783,644.92
  6. Step 6: Final answer
    x = 2,238,349.57

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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.