Home / 2,080,324.40-3,120,486.60-1,842,378.80

Finding the Fourth Proportional to 2,080,324.40, 3,120,486.60 and 1,842,378.80

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Solution

The fourth proportional to 2,080,324.40, 3,120,486.60 and 1,842,378.80 is: 2,763,568.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,324.40 : 3,120,486.60 = 1,842,378.80 : x
  2. Step 2: Convert to fraction form
    2,080,324.40/3,120,486.60 = 1,842,378.80/x
  3. Step 3: Cross multiply
    2,080,324.40x = 3,120,486.60 × 1,842,378.80
  4. Step 4: Simplify right side
    2,080,324.40x = 5,749,118,357,524.08
  5. Step 5: Solve for x
    x = 5,749,118,357,524.08/2,080,324.40
  6. Step 6: Final answer
    x = 2,763,568.20

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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.