Home / 2,419,880.40-3,629,820.60-736,765.20

Finding the Fourth Proportional to 2,419,880.40, 3,629,820.60 and 736,765.20

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Solution

The fourth proportional to 2,419,880.40, 3,629,820.60 and 736,765.20 is: 1,105,147.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419,880.40 : 3,629,820.60 = 736,765.20 : x
  2. Step 2: Convert to fraction form
    2,419,880.40/3,629,820.60 = 736,765.20/x
  3. Step 3: Cross multiply
    2,419,880.40x = 3,629,820.60 × 736,765.20
  4. Step 4: Simplify right side
    2,419,880.40x = 2,674,325,500,323.12
  5. Step 5: Solve for x
    x = 2,674,325,500,323.12/2,419,880.40
  6. Step 6: Final answer
    x = 1,105,147.80

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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.