Home / 3,285,479.54-4,916,229.69-1,938,287.54

Finding the Fourth Proportional to 3,285,479.54, 4,916,229.69 and 1,938,287.54

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Solution

The fourth proportional to 3,285,479.54, 4,916,229.69 and 1,938,287.54 is: 2,900,357.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285,479.54 : 4,916,229.69 = 1,938,287.54 : x
  2. Step 2: Convert to fraction form
    3,285,479.54/4,916,229.69 = 1,938,287.54/x
  3. Step 3: Cross multiply
    3,285,479.54x = 4,916,229.69 × 1,938,287.54
  4. Step 4: Simplify right side
    3,285,479.54x = 9,529,066,751,905.07
  5. Step 5: Solve for x
    x = 9,529,066,751,905.07/3,285,479.54
  6. Step 6: Final answer
    x = 2,900,357.96

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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.