Home / 2,214,266.80-3,321,400.20-2,193,271.60

Finding the Fourth Proportional to 2,214,266.80, 3,321,400.20 and 2,193,271.60

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Solution

The fourth proportional to 2,214,266.80, 3,321,400.20 and 2,193,271.60 is: 3,289,907.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214,266.80 : 3,321,400.20 = 2,193,271.60 : x
  2. Step 2: Convert to fraction form
    2,214,266.80/3,321,400.20 = 2,193,271.60/x
  3. Step 3: Cross multiply
    2,214,266.80x = 3,321,400.20 × 2,193,271.60
  4. Step 4: Simplify right side
    2,214,266.80x = 7,284,732,730,894.32
  5. Step 5: Solve for x
    x = 7,284,732,730,894.32/2,214,266.80
  6. Step 6: Final answer
    x = 3,289,907.40

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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.