Home / 1,089,940.02-1,635,021.50-416,588.08

Finding the Fourth Proportional to 1,089,940.02, 1,635,021.50 and 416,588.08

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Solution

The fourth proportional to 1,089,940.02, 1,635,021.50 and 416,588.08 is: 624,924.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,940.02 : 1,635,021.50 = 416,588.08 : x
  2. Step 2: Convert to fraction form
    1,089,940.02/1,635,021.50 = 416,588.08/x
  3. Step 3: Cross multiply
    1,089,940.02x = 1,635,021.50 × 416,588.08
  4. Step 4: Simplify right side
    1,089,940.02x = 681,130,466,682.20
  5. Step 5: Solve for x
    x = 681,130,466,682.20/1,089,940.02
  6. Step 6: Final answer
    x = 624,924.73

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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.