Home / 3,089,620.80-4,627,432.80-1,829,908.80

Finding the Fourth Proportional to 3,089,620.80, 4,627,432.80 and 1,829,908.80

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Solution

The fourth proportional to 3,089,620.80, 4,627,432.80 and 1,829,908.80 is: 2,740,718.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089,620.80 : 4,627,432.80 = 1,829,908.80 : x
  2. Step 2: Convert to fraction form
    3,089,620.80/4,627,432.80 = 1,829,908.80/x
  3. Step 3: Cross multiply
    3,089,620.80x = 4,627,432.80 × 1,829,908.80
  4. Step 4: Simplify right side
    3,089,620.80x = 8,467,780,002,128.64
  5. Step 5: Solve for x
    x = 8,467,780,002,128.64/3,089,620.80
  6. Step 6: Final answer
    x = 2,740,718.21

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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.