Home / 2,819,403.82-3,890,781.06-1,530,243.86

Finding the Fourth Proportional to 2,819,403.82, 3,890,781.06 and 1,530,243.86

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Solution

The fourth proportional to 2,819,403.82, 3,890,781.06 and 1,530,243.86 is: 2,111,738.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,403.82 : 3,890,781.06 = 1,530,243.86 : x
  2. Step 2: Convert to fraction form
    2,819,403.82/3,890,781.06 = 1,530,243.86/x
  3. Step 3: Cross multiply
    2,819,403.82x = 3,890,781.06 × 1,530,243.86
  4. Step 4: Simplify right side
    2,819,403.82x = 5,953,843,827,669.29
  5. Step 5: Solve for x
    x = 5,953,843,827,669.29/2,819,403.82
  6. Step 6: Final answer
    x = 2,111,738.58

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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.