Home / 2,019,979.55-3,029,969.33-1,833,975.20

Finding the Fourth Proportional to 2,019,979.55, 3,029,969.33 and 1,833,975.20

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Solution

The fourth proportional to 2,019,979.55, 3,029,969.33 and 1,833,975.20 is: 2,750,962.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,979.55 : 3,029,969.33 = 1,833,975.20 : x
  2. Step 2: Convert to fraction form
    2,019,979.55/3,029,969.33 = 1,833,975.20/x
  3. Step 3: Cross multiply
    2,019,979.55x = 3,029,969.33 × 1,833,975.20
  4. Step 4: Simplify right side
    2,019,979.55x = 5,556,888,607,980.62
  5. Step 5: Solve for x
    x = 5,556,888,607,980.62/2,019,979.55
  6. Step 6: Final answer
    x = 2,750,962.80

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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.