Home / 1,682,777.21-2,322,223.36-918,825.30

Finding the Fourth Proportional to 1,682,777.21, 2,322,223.36 and 918,825.30

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Solution

The fourth proportional to 1,682,777.21, 2,322,223.36 and 918,825.30 is: 1,267,973.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,777.21 : 2,322,223.36 = 918,825.30 : x
  2. Step 2: Convert to fraction form
    1,682,777.21/2,322,223.36 = 918,825.30/x
  3. Step 3: Cross multiply
    1,682,777.21x = 2,322,223.36 × 918,825.30
  4. Step 4: Simplify right side
    1,682,777.21x = 2,133,717,573,121.94
  5. Step 5: Solve for x
    x = 2,133,717,573,121.94/1,682,777.21
  6. Step 6: Final answer
    x = 1,267,973.90

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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.