Home / 1,342,143.72-1,851,452.52-797,892.42

Finding the Fourth Proportional to 1,342,143.72, 1,851,452.52 and 797,892.42

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Solution

The fourth proportional to 1,342,143.72, 1,851,452.52 and 797,892.42 is: 1,100,671.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,143.72 : 1,851,452.52 = 797,892.42 : x
  2. Step 2: Convert to fraction form
    1,342,143.72/1,851,452.52 = 797,892.42/x
  3. Step 3: Cross multiply
    1,342,143.72x = 1,851,452.52 × 797,892.42
  4. Step 4: Simplify right side
    1,342,143.72x = 1,477,259,931,697.90
  5. Step 5: Solve for x
    x = 1,477,259,931,697.90/1,342,143.72
  6. Step 6: Final answer
    x = 1,100,671.94

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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.