Home / 3,089,680.40-4,634,520.60-959,747.60

Finding the Fourth Proportional to 3,089,680.40, 4,634,520.60 and 959,747.60

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Solution

The fourth proportional to 3,089,680.40, 4,634,520.60 and 959,747.60 is: 1,439,621.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089,680.40 : 4,634,520.60 = 959,747.60 : x
  2. Step 2: Convert to fraction form
    3,089,680.40/4,634,520.60 = 959,747.60/x
  3. Step 3: Cross multiply
    3,089,680.40x = 4,634,520.60 × 959,747.60
  4. Step 4: Simplify right side
    3,089,680.40x = 4,447,970,023,000.56
  5. Step 5: Solve for x
    x = 4,447,970,023,000.56/3,089,680.40
  6. Step 6: Final answer
    x = 1,439,621.40

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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.