Home / 3,465,940.80-5,198,911.20-2,458,171.20

Finding the Fourth Proportional to 3,465,940.80, 5,198,911.20 and 2,458,171.20

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Solution

The fourth proportional to 3,465,940.80, 5,198,911.20 and 2,458,171.20 is: 3,687,256.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465,940.80 : 5,198,911.20 = 2,458,171.20 : x
  2. Step 2: Convert to fraction form
    3,465,940.80/5,198,911.20 = 2,458,171.20/x
  3. Step 3: Cross multiply
    3,465,940.80x = 5,198,911.20 × 2,458,171.20
  4. Step 4: Simplify right side
    3,465,940.80x = 12,779,813,783,197.44
  5. Step 5: Solve for x
    x = 12,779,813,783,197.44/3,465,940.80
  6. Step 6: Final answer
    x = 3,687,256.80

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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.