Home / 2,219,274.80-3,321,913.80-2,149,290.80

Finding the Fourth Proportional to 2,219,274.80, 3,321,913.80 and 2,149,290.80

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Solution

The fourth proportional to 2,219,274.80, 3,321,913.80 and 2,149,290.80 is: 3,217,158.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,274.80 : 3,321,913.80 = 2,149,290.80 : x
  2. Step 2: Convert to fraction form
    2,219,274.80/3,321,913.80 = 2,149,290.80/x
  3. Step 3: Cross multiply
    2,219,274.80x = 3,321,913.80 × 2,149,290.80
  4. Step 4: Simplify right side
    2,219,274.80x = 7,139,758,768,733.04
  5. Step 5: Solve for x
    x = 7,139,758,768,733.04/2,219,274.80
  6. Step 6: Final answer
    x = 3,217,158.49

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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.