Home / 946,136.22-1,419,831.14-519,969.66

Finding the Fourth Proportional to 946,136.22, 1,419,831.14 and 519,969.66

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Solution

The fourth proportional to 946,136.22, 1,419,831.14 and 519,969.66 is: 780,298.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,136.22 : 1,419,831.14 = 519,969.66 : x
  2. Step 2: Convert to fraction form
    946,136.22/1,419,831.14 = 519,969.66/x
  3. Step 3: Cross multiply
    946,136.22x = 1,419,831.14 × 519,969.66
  4. Step 4: Simplify right side
    946,136.22x = 738,269,115,123.21
  5. Step 5: Solve for x
    x = 738,269,115,123.21/946,136.22
  6. Step 6: Final answer
    x = 780,298.97

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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.