Home / 2,881,969.66-3,977,601.96-1,951,255.36

Finding the Fourth Proportional to 2,881,969.66, 3,977,601.96 and 1,951,255.36

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Solution

The fourth proportional to 2,881,969.66, 3,977,601.96 and 1,951,255.36 is: 2,693,059.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,881,969.66 : 3,977,601.96 = 1,951,255.36 : x
  2. Step 2: Convert to fraction form
    2,881,969.66/3,977,601.96 = 1,951,255.36/x
  3. Step 3: Cross multiply
    2,881,969.66x = 3,977,601.96 × 1,951,255.36
  4. Step 4: Simplify right side
    2,881,969.66x = 7,761,317,144,396.51
  5. Step 5: Solve for x
    x = 7,761,317,144,396.51/2,881,969.66
  6. Step 6: Final answer
    x = 2,693,059.98

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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.