Home / 2,815,943.22-3,886,537.41-1,670,655.06

Finding the Fourth Proportional to 2,815,943.22, 3,886,537.41 and 1,670,655.06

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Solution

The fourth proportional to 2,815,943.22, 3,886,537.41 and 1,670,655.06 is: 2,305,821.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,815,943.22 : 3,886,537.41 = 1,670,655.06 : x
  2. Step 2: Convert to fraction form
    2,815,943.22/3,886,537.41 = 1,670,655.06/x
  3. Step 3: Cross multiply
    2,815,943.22x = 3,886,537.41 × 1,670,655.06
  4. Step 4: Simplify right side
    2,815,943.22x = 6,493,063,389,895.80
  5. Step 5: Solve for x
    x = 6,493,063,389,895.80/2,815,943.22
  6. Step 6: Final answer
    x = 2,305,821.84

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