Home / 3,368,879.80-5,053,319.70-1,851,976.60

Finding the Fourth Proportional to 3,368,879.80, 5,053,319.70 and 1,851,976.60

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Solution

The fourth proportional to 3,368,879.80, 5,053,319.70 and 1,851,976.60 is: 2,777,964.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368,879.80 : 5,053,319.70 = 1,851,976.60 : x
  2. Step 2: Convert to fraction form
    3,368,879.80/5,053,319.70 = 1,851,976.60/x
  3. Step 3: Cross multiply
    3,368,879.80x = 5,053,319.70 × 1,851,976.60
  4. Step 4: Simplify right side
    3,368,879.80x = 9,358,629,836,719.02
  5. Step 5: Solve for x
    x = 9,358,629,836,719.02/3,368,879.80
  6. Step 6: Final answer
    x = 2,777,964.90

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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.