Home / 2,003,912.56-2,765,104.08-1,218,577.84

Finding the Fourth Proportional to 2,003,912.56, 2,765,104.08 and 1,218,577.84

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Solution

The fourth proportional to 2,003,912.56, 2,765,104.08 and 1,218,577.84 is: 1,681,457.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,003,912.56 : 2,765,104.08 = 1,218,577.84 : x
  2. Step 2: Convert to fraction form
    2,003,912.56/2,765,104.08 = 1,218,577.84/x
  3. Step 3: Cross multiply
    2,003,912.56x = 2,765,104.08 × 1,218,577.84
  4. Step 4: Simplify right side
    2,003,912.56x = 3,369,494,557,181.59
  5. Step 5: Solve for x
    x = 3,369,494,557,181.59/2,003,912.56
  6. Step 6: Final answer
    x = 1,681,457.88

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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.