Home / 1,994,668-2,752,841.12-1,189,852

Finding the Fourth Proportional to 1,994,668, 2,752,841.12 and 1,189,852

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Solution

The fourth proportional to 1,994,668, 2,752,841.12 and 1,189,852 is: 1,642,114.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,668 : 2,752,841.12 = 1,189,852 : x
  2. Step 2: Convert to fraction form
    1,994,668/2,752,841.12 = 1,189,852/x
  3. Step 3: Cross multiply
    1,994,668x = 2,752,841.12 × 1,189,852
  4. Step 4: Simplify right side
    1,994,668x = 3,275,473,512,314.24
  5. Step 5: Solve for x
    x = 3,275,473,512,314.24/1,994,668
  6. Step 6: Final answer
    x = 1,642,114.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.