Home / 1,435,851.13-1,981,474.56-791,271.33

Finding the Fourth Proportional to 1,435,851.13, 1,981,474.56 and 791,271.33

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Solution

The fourth proportional to 1,435,851.13, 1,981,474.56 and 791,271.33 is: 1,091,954.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,851.13 : 1,981,474.56 = 791,271.33 : x
  2. Step 2: Convert to fraction form
    1,435,851.13/1,981,474.56 = 791,271.33/x
  3. Step 3: Cross multiply
    1,435,851.13x = 1,981,474.56 × 791,271.33
  4. Step 4: Simplify right side
    1,435,851.13x = 1,567,884,010,452.36
  5. Step 5: Solve for x
    x = 1,567,884,010,452.36/1,435,851.13
  6. Step 6: Final answer
    x = 1,091,954.44

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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.