Home / 1,821,878.80-2,726,597.40-1,672,579.60

Finding the Fourth Proportional to 1,821,878.80, 2,726,597.40 and 1,672,579.60

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Solution

The fourth proportional to 1,821,878.80, 2,726,597.40 and 1,672,579.60 is: 2,503,158.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,878.80 : 2,726,597.40 = 1,672,579.60 : x
  2. Step 2: Convert to fraction form
    1,821,878.80/2,726,597.40 = 1,672,579.60/x
  3. Step 3: Cross multiply
    1,821,878.80x = 2,726,597.40 × 1,672,579.60
  4. Step 4: Simplify right side
    1,821,878.80x = 4,560,451,188,653.04
  5. Step 5: Solve for x
    x = 4,560,451,188,653.04/1,821,878.80
  6. Step 6: Final answer
    x = 2,503,158.38

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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.