Home / 2,679,845.35-4,020,389.79-882,664.33

Finding the Fourth Proportional to 2,679,845.35, 4,020,389.79 and 882,664.33

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Solution

The fourth proportional to 2,679,845.35, 4,020,389.79 and 882,664.33 is: 1,324,201.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679,845.35 : 4,020,389.79 = 882,664.33 : x
  2. Step 2: Convert to fraction form
    2,679,845.35/4,020,389.79 = 882,664.33/x
  3. Step 3: Cross multiply
    2,679,845.35x = 4,020,389.79 × 882,664.33
  4. Step 4: Simplify right side
    2,679,845.35x = 3,548,654,660,329.19
  5. Step 5: Solve for x
    x = 3,548,654,660,329.19/2,679,845.35
  6. Step 6: Final answer
    x = 1,324,201.29

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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.