Home / 2,777,090.43-4,164,137.67-1,259,945.46

Finding the Fourth Proportional to 2,777,090.43, 4,164,137.67 and 1,259,945.46

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Solution

The fourth proportional to 2,777,090.43, 4,164,137.67 and 1,259,945.46 is: 1,889,238.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777,090.43 : 4,164,137.67 = 1,259,945.46 : x
  2. Step 2: Convert to fraction form
    2,777,090.43/4,164,137.67 = 1,259,945.46/x
  3. Step 3: Cross multiply
    2,777,090.43x = 4,164,137.67 × 1,259,945.46
  4. Step 4: Simplify right side
    2,777,090.43x = 5,246,586,352,131.48
  5. Step 5: Solve for x
    x = 5,246,586,352,131.48/2,777,090.43
  6. Step 6: Final answer
    x = 1,889,238.57

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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.