Home / 1,149,858.50-1,585,954.68-843,831.50

Finding the Fourth Proportional to 1,149,858.50, 1,585,954.68 and 843,831.50

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Solution

The fourth proportional to 1,149,858.50, 1,585,954.68 and 843,831.50 is: 1,163,863.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,858.50 : 1,585,954.68 = 843,831.50 : x
  2. Step 2: Convert to fraction form
    1,149,858.50/1,585,954.68 = 843,831.50/x
  3. Step 3: Cross multiply
    1,149,858.50x = 1,585,954.68 × 843,831.50
  4. Step 4: Simplify right side
    1,149,858.50x = 1,338,278,516,556.42
  5. Step 5: Solve for x
    x = 1,338,278,516,556.42/1,149,858.50
  6. Step 6: Final answer
    x = 1,163,863.66

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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.