Home / 2,019,986.55-3,029,979.83-1,833,982.20

Finding the Fourth Proportional to 2,019,986.55, 3,029,979.83 and 1,833,982.20

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Solution

The fourth proportional to 2,019,986.55, 3,029,979.83 and 1,833,982.20 is: 2,750,973.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,986.55 : 3,029,979.83 = 1,833,982.20 : x
  2. Step 2: Convert to fraction form
    2,019,986.55/3,029,979.83 = 1,833,982.20/x
  3. Step 3: Cross multiply
    2,019,986.55x = 3,029,979.83 × 1,833,982.20
  4. Step 4: Simplify right side
    2,019,986.55x = 5,556,929,065,409.12
  5. Step 5: Solve for x
    x = 5,556,929,065,409.12/2,019,986.55
  6. Step 6: Final answer
    x = 2,750,973.30

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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.