Home / 3,505,220.40-5,259,904.20-2,556,202.80

Finding the Fourth Proportional to 3,505,220.40, 5,259,904.20 and 2,556,202.80

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Solution

The fourth proportional to 3,505,220.40, 5,259,904.20 and 2,556,202.80 is: 3,835,816.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505,220.40 : 5,259,904.20 = 2,556,202.80 : x
  2. Step 2: Convert to fraction form
    3,505,220.40/5,259,904.20 = 2,556,202.80/x
  3. Step 3: Cross multiply
    3,505,220.40x = 5,259,904.20 × 2,556,202.80
  4. Step 4: Simplify right side
    3,505,220.40x = 13,445,381,843,771.76
  5. Step 5: Solve for x
    x = 13,445,381,843,771.76/3,505,220.40
  6. Step 6: Final answer
    x = 3,835,816.39

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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.