Home / 3,434,375.94-4,739,201.37-1,906,362.78

Finding the Fourth Proportional to 3,434,375.94, 4,739,201.37 and 1,906,362.78

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Solution

The fourth proportional to 3,434,375.94, 4,739,201.37 and 1,906,362.78 is: 2,630,648.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434,375.94 : 4,739,201.37 = 1,906,362.78 : x
  2. Step 2: Convert to fraction form
    3,434,375.94/4,739,201.37 = 1,906,362.78/x
  3. Step 3: Cross multiply
    3,434,375.94x = 4,739,201.37 × 1,906,362.78
  4. Step 4: Simplify right side
    3,434,375.94x = 9,034,637,098,693.01
  5. Step 5: Solve for x
    x = 9,034,637,098,693.01/3,434,375.94
  6. Step 6: Final answer
    x = 2,630,648.84

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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.