Home / 3,286,680.60-4,938,315.30-2,089,176.60

Finding the Fourth Proportional to 3,286,680.60, 4,938,315.30 and 2,089,176.60

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Solution

The fourth proportional to 3,286,680.60, 4,938,315.30 and 2,089,176.60 is: 3,139,037.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286,680.60 : 4,938,315.30 = 2,089,176.60 : x
  2. Step 2: Convert to fraction form
    3,286,680.60/4,938,315.30 = 2,089,176.60/x
  3. Step 3: Cross multiply
    3,286,680.60x = 4,938,315.30 × 2,089,176.60
  4. Step 4: Simplify right side
    3,286,680.60x = 10,317,012,768,181.98
  5. Step 5: Solve for x
    x = 10,317,012,768,181.98/3,286,680.60
  6. Step 6: Final answer
    x = 3,139,037.23

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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.