Home / 3,089,120.40-4,633,680.60-2,553,742.80

Finding the Fourth Proportional to 3,089,120.40, 4,633,680.60 and 2,553,742.80

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Solution

The fourth proportional to 3,089,120.40, 4,633,680.60 and 2,553,742.80 is: 3,830,614.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089,120.40 : 4,633,680.60 = 2,553,742.80 : x
  2. Step 2: Convert to fraction form
    3,089,120.40/4,633,680.60 = 2,553,742.80/x
  3. Step 3: Cross multiply
    3,089,120.40x = 4,633,680.60 × 2,553,742.80
  4. Step 4: Simplify right side
    3,089,120.40x = 11,833,228,469,749.68
  5. Step 5: Solve for x
    x = 11,833,228,469,749.68/3,089,120.40
  6. Step 6: Final answer
    x = 3,830,614.20

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1.5x scale

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.