Home / 1,089,515.52-1,632,857.40-609,723.36

Finding the Fourth Proportional to 1,089,515.52, 1,632,857.40 and 609,723.36

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Solution

The fourth proportional to 1,089,515.52, 1,632,857.40 and 609,723.36 is: 913,792.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,515.52 : 1,632,857.40 = 609,723.36 : x
  2. Step 2: Convert to fraction form
    1,089,515.52/1,632,857.40 = 609,723.36/x
  3. Step 3: Cross multiply
    1,089,515.52x = 1,632,857.40 × 609,723.36
  4. Step 4: Simplify right side
    1,089,515.52x = 995,591,300,328.86
  5. Step 5: Solve for x
    x = 995,591,300,328.86/1,089,515.52
  6. Step 6: Final answer
    x = 913,792.67

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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.