Home / 2,309,126.80-3,463,690.20-2,214,648.40

Finding the Fourth Proportional to 2,309,126.80, 3,463,690.20 and 2,214,648.40

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Solution

The fourth proportional to 2,309,126.80, 3,463,690.20 and 2,214,648.40 is: 3,321,972.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309,126.80 : 3,463,690.20 = 2,214,648.40 : x
  2. Step 2: Convert to fraction form
    2,309,126.80/3,463,690.20 = 2,214,648.40/x
  3. Step 3: Cross multiply
    2,309,126.80x = 3,463,690.20 × 2,214,648.40
  4. Step 4: Simplify right side
    2,309,126.80x = 7,670,855,959,525.68
  5. Step 5: Solve for x
    x = 7,670,855,959,525.68/2,309,126.80
  6. Step 6: Final answer
    x = 3,321,972.60

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Double scale
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Similar ratio
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1.5x scale

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.