Home / 1,342,134.79-1,851,440.21-797,883.44

Finding the Fourth Proportional to 1,342,134.79, 1,851,440.21 and 797,883.44

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Solution

The fourth proportional to 1,342,134.79, 1,851,440.21 and 797,883.44 is: 1,100,659.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,134.79 : 1,851,440.21 = 797,883.44 : x
  2. Step 2: Convert to fraction form
    1,342,134.79/1,851,440.21 = 797,883.44/x
  3. Step 3: Cross multiply
    1,342,134.79x = 1,851,440.21 × 797,883.44
  4. Step 4: Simplify right side
    1,342,134.79x = 1,477,233,483,709.12
  5. Step 5: Solve for x
    x = 1,477,233,483,709.12/1,342,134.79
  6. Step 6: Final answer
    x = 1,100,659.56

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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.