Home / 1,858,554.26-2,787,831.53-660,523.85

Finding the Fourth Proportional to 1,858,554.26, 2,787,831.53 and 660,523.85

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Solution

The fourth proportional to 1,858,554.26, 2,787,831.53 and 660,523.85 is: 990,785.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,554.26 : 2,787,831.53 = 660,523.85 : x
  2. Step 2: Convert to fraction form
    1,858,554.26/2,787,831.53 = 660,523.85/x
  3. Step 3: Cross multiply
    1,858,554.26x = 2,787,831.53 × 660,523.85
  4. Step 4: Simplify right side
    1,858,554.26x = 1,841,429,212,044.37
  5. Step 5: Solve for x
    x = 1,841,429,212,044.37/1,858,554.26
  6. Step 6: Final answer
    x = 990,785.83

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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.