Home / 2,967,067.80-4,450,601.70-1,939,615.20

Finding the Fourth Proportional to 2,967,067.80, 4,450,601.70 and 1,939,615.20

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Solution

The fourth proportional to 2,967,067.80, 4,450,601.70 and 1,939,615.20 is: 2,909,422.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967,067.80 : 4,450,601.70 = 1,939,615.20 : x
  2. Step 2: Convert to fraction form
    2,967,067.80/4,450,601.70 = 1,939,615.20/x
  3. Step 3: Cross multiply
    2,967,067.80x = 4,450,601.70 × 1,939,615.20
  4. Step 4: Simplify right side
    2,967,067.80x = 8,632,454,706,465.84
  5. Step 5: Solve for x
    x = 8,632,454,706,465.84/2,967,067.80
  6. Step 6: Final answer
    x = 2,909,422.80

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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.