Home / 4,118,662.40-6,177,993.60-1,279,644.80

Finding the Fourth Proportional to 4,118,662.40, 6,177,993.60 and 1,279,644.80

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Solution

The fourth proportional to 4,118,662.40, 6,177,993.60 and 1,279,644.80 is: 1,919,467.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118,662.40 : 6,177,993.60 = 1,279,644.80 : x
  2. Step 2: Convert to fraction form
    4,118,662.40/6,177,993.60 = 1,279,644.80/x
  3. Step 3: Cross multiply
    4,118,662.40x = 6,177,993.60 × 1,279,644.80
  4. Step 4: Simplify right side
    4,118,662.40x = 7,905,637,384,673.28
  5. Step 5: Solve for x
    x = 7,905,637,384,673.28/4,118,662.40
  6. Step 6: Final answer
    x = 1,919,467.20

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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.