Home / 2,153,324.80-3,223,766.40-1,313,516.80

Finding the Fourth Proportional to 2,153,324.80, 3,223,766.40 and 1,313,516.80

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Solution

The fourth proportional to 2,153,324.80, 3,223,766.40 and 1,313,516.80 is: 1,966,480.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,324.80 : 3,223,766.40 = 1,313,516.80 : x
  2. Step 2: Convert to fraction form
    2,153,324.80/3,223,766.40 = 1,313,516.80/x
  3. Step 3: Cross multiply
    2,153,324.80x = 3,223,766.40 × 1,313,516.80
  4. Step 4: Simplify right side
    2,153,324.80x = 4,234,471,325,675.52
  5. Step 5: Solve for x
    x = 4,234,471,325,675.52/2,153,324.80
  6. Step 6: Final answer
    x = 1,966,480.54

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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.