Home / 2,863,852.74-4,289,976.81-1,324,660.50

Finding the Fourth Proportional to 2,863,852.74, 4,289,976.81 and 1,324,660.50

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Solution

The fourth proportional to 2,863,852.74, 4,289,976.81 and 1,324,660.50 is: 1,984,306.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,863,852.74 : 4,289,976.81 = 1,324,660.50 : x
  2. Step 2: Convert to fraction form
    2,863,852.74/4,289,976.81 = 1,324,660.50/x
  3. Step 3: Cross multiply
    2,863,852.74x = 4,289,976.81 × 1,324,660.50
  4. Step 4: Simplify right side
    2,863,852.74x = 5,682,762,826,123.01
  5. Step 5: Solve for x
    x = 5,682,762,826,123.01/2,863,852.74
  6. Step 6: Final answer
    x = 1,984,306.93

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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.