Home / 1,089,469.87-1,634,467.25-341,515.87

Finding the Fourth Proportional to 1,089,469.87, 1,634,467.25 and 341,515.87

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Solution

The fourth proportional to 1,089,469.87, 1,634,467.25 and 341,515.87 is: 512,356.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,469.87 : 1,634,467.25 = 341,515.87 : x
  2. Step 2: Convert to fraction form
    1,089,469.87/1,634,467.25 = 341,515.87/x
  3. Step 3: Cross multiply
    1,089,469.87x = 1,634,467.25 × 341,515.87
  4. Step 4: Simplify right side
    1,089,469.87x = 558,196,504,870.26
  5. Step 5: Solve for x
    x = 558,196,504,870.26/1,089,469.87
  6. Step 6: Final answer
    x = 512,356.07

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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.