Home / 1,750,258.80-2,619,556.20-1,269,118.80

Finding the Fourth Proportional to 1,750,258.80, 2,619,556.20 and 1,269,118.80

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Solution

The fourth proportional to 1,750,258.80, 2,619,556.20 and 1,269,118.80 is: 1,899,449.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750,258.80 : 2,619,556.20 = 1,269,118.80 : x
  2. Step 2: Convert to fraction form
    1,750,258.80/2,619,556.20 = 1,269,118.80/x
  3. Step 3: Cross multiply
    1,750,258.80x = 2,619,556.20 × 1,269,118.80
  4. Step 4: Simplify right side
    1,750,258.80x = 3,324,528,021,076.56
  5. Step 5: Solve for x
    x = 3,324,528,021,076.56/1,750,258.80
  6. Step 6: Final answer
    x = 1,899,449.40

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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.