Home / 3,122,719.20-4,684,078.80-2,414,131.20

Finding the Fourth Proportional to 3,122,719.20, 4,684,078.80 and 2,414,131.20

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Solution

The fourth proportional to 3,122,719.20, 4,684,078.80 and 2,414,131.20 is: 3,621,196.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,122,719.20 : 4,684,078.80 = 2,414,131.20 : x
  2. Step 2: Convert to fraction form
    3,122,719.20/4,684,078.80 = 2,414,131.20/x
  3. Step 3: Cross multiply
    3,122,719.20x = 4,684,078.80 × 2,414,131.20
  4. Step 4: Simplify right side
    3,122,719.20x = 11,307,980,774,338.56
  5. Step 5: Solve for x
    x = 11,307,980,774,338.56/3,122,719.20
  6. Step 6: Final answer
    x = 3,621,196.80

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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.