Home / 1,222,243.96-1,830,709.14-747,493.24

Finding the Fourth Proportional to 1,222,243.96, 1,830,709.14 and 747,493.24

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Solution

The fourth proportional to 1,222,243.96, 1,830,709.14 and 747,493.24 is: 1,119,615.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,243.96 : 1,830,709.14 = 747,493.24 : x
  2. Step 2: Convert to fraction form
    1,222,243.96/1,830,709.14 = 747,493.24/x
  3. Step 3: Cross multiply
    1,222,243.96x = 1,830,709.14 × 747,493.24
  4. Step 4: Simplify right side
    1,222,243.96x = 1,368,442,706,556.21
  5. Step 5: Solve for x
    x = 1,368,442,706,556.21/1,222,243.96
  6. Step 6: Final answer
    x = 1,119,615.03

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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.