Home / 2,881,971.66-3,977,604.72-1,951,257.36

Finding the Fourth Proportional to 2,881,971.66, 3,977,604.72 and 1,951,257.36

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Solution

The fourth proportional to 2,881,971.66, 3,977,604.72 and 1,951,257.36 is: 2,693,062.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,881,971.66 : 3,977,604.72 = 1,951,257.36 : x
  2. Step 2: Convert to fraction form
    2,881,971.66/3,977,604.72 = 1,951,257.36/x
  3. Step 3: Cross multiply
    2,881,971.66x = 3,977,604.72 × 1,951,257.36
  4. Step 4: Simplify right side
    2,881,971.66x = 7,761,330,485,070.74
  5. Step 5: Solve for x
    x = 7,761,330,485,070.74/2,881,971.66
  6. Step 6: Final answer
    x = 2,693,062.74

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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.