Home / 3,412,557.46-5,119,556.03-1,106,871.53

Finding the Fourth Proportional to 3,412,557.46, 5,119,556.03 and 1,106,871.53

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Solution

The fourth proportional to 3,412,557.46, 5,119,556.03 and 1,106,871.53 is: 1,660,540.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,412,557.46 : 5,119,556.03 = 1,106,871.53 : x
  2. Step 2: Convert to fraction form
    3,412,557.46/5,119,556.03 = 1,106,871.53/x
  3. Step 3: Cross multiply
    3,412,557.46x = 5,119,556.03 × 1,106,871.53
  4. Step 4: Simplify right side
    3,412,557.46x = 5,666,690,815,328.01
  5. Step 5: Solve for x
    x = 5,666,690,815,328.01/3,412,557.46
  6. Step 6: Final answer
    x = 1,660,540.78

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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.