Home / 3,571,391.84-4,928,556.93-1,939,831.07

Finding the Fourth Proportional to 3,571,391.84, 4,928,556.93 and 1,939,831.07

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Solution

The fourth proportional to 3,571,391.84, 4,928,556.93 and 1,939,831.07 is: 2,676,986.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571,391.84 : 4,928,556.93 = 1,939,831.07 : x
  2. Step 2: Convert to fraction form
    3,571,391.84/4,928,556.93 = 1,939,831.07/x
  3. Step 3: Cross multiply
    3,571,391.84x = 4,928,556.93 × 1,939,831.07
  4. Step 4: Simplify right side
    3,571,391.84x = 9,560,567,863,077.82
  5. Step 5: Solve for x
    x = 9,560,567,863,077.82/3,571,391.84
  6. Step 6: Final answer
    x = 2,676,986.53

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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.