Home / 2,789,093.80-4,183,640.70-1,885,644.10

Finding the Fourth Proportional to 2,789,093.80, 4,183,640.70 and 1,885,644.10

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Solution

The fourth proportional to 2,789,093.80, 4,183,640.70 and 1,885,644.10 is: 2,828,466.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,789,093.80 : 4,183,640.70 = 1,885,644.10 : x
  2. Step 2: Convert to fraction form
    2,789,093.80/4,183,640.70 = 1,885,644.10/x
  3. Step 3: Cross multiply
    2,789,093.80x = 4,183,640.70 × 1,885,644.10
  4. Step 4: Simplify right side
    2,789,093.80x = 7,888,857,402,474.87
  5. Step 5: Solve for x
    x = 7,888,857,402,474.87/2,789,093.80
  6. Step 6: Final answer
    x = 2,828,466.15

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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.