Home / 2,863,862.74-4,289,991.81-1,324,670.50

Finding the Fourth Proportional to 2,863,862.74, 4,289,991.81 and 1,324,670.50

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Solution

The fourth proportional to 2,863,862.74, 4,289,991.81 and 1,324,670.50 is: 1,984,321.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,863,862.74 : 4,289,991.81 = 1,324,670.50 : x
  2. Step 2: Convert to fraction form
    2,863,862.74/4,289,991.81 = 1,324,670.50/x
  3. Step 3: Cross multiply
    2,863,862.74x = 4,289,991.81 × 1,324,670.50
  4. Step 4: Simplify right side
    2,863,862.74x = 5,682,825,595,948.61
  5. Step 5: Solve for x
    x = 5,682,825,595,948.61/2,863,862.74
  6. Step 6: Final answer
    x = 1,984,321.91

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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.