Home / 3,279,128.41-4,918,840.23-1,004,486.81

Finding the Fourth Proportional to 3,279,128.41, 4,918,840.23 and 1,004,486.81

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Solution

The fourth proportional to 3,279,128.41, 4,918,840.23 and 1,004,486.81 is: 1,506,775.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279,128.41 : 4,918,840.23 = 1,004,486.81 : x
  2. Step 2: Convert to fraction form
    3,279,128.41/4,918,840.23 = 1,004,486.81/x
  3. Step 3: Cross multiply
    3,279,128.41x = 4,918,840.23 × 1,004,486.81
  4. Step 4: Simplify right side
    3,279,128.41x = 4,940,910,131,532.37
  5. Step 5: Solve for x
    x = 4,940,910,131,532.37/3,279,128.41
  6. Step 6: Final answer
    x = 1,506,775.43

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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.