Home / 1,863,297.27-2,571,172.98-1,089,109.60

Finding the Fourth Proportional to 1,863,297.27, 2,571,172.98 and 1,089,109.60

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Solution

The fourth proportional to 1,863,297.27, 2,571,172.98 and 1,089,109.60 is: 1,502,867.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,297.27 : 2,571,172.98 = 1,089,109.60 : x
  2. Step 2: Convert to fraction form
    1,863,297.27/2,571,172.98 = 1,089,109.60/x
  3. Step 3: Cross multiply
    1,863,297.27x = 2,571,172.98 × 1,089,109.60
  4. Step 4: Simplify right side
    1,863,297.27x = 2,800,289,165,266.51
  5. Step 5: Solve for x
    x = 2,800,289,165,266.51/1,863,297.27
  6. Step 6: Final answer
    x = 1,502,867.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.