Home / 2,886,160.23-3,982,629.77-1,953,971.61

Finding the Fourth Proportional to 2,886,160.23, 3,982,629.77 and 1,953,971.61

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Solution

The fourth proportional to 2,886,160.23, 3,982,629.77 and 1,953,971.61 is: 2,696,297.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,886,160.23 : 3,982,629.77 = 1,953,971.61 : x
  2. Step 2: Convert to fraction form
    2,886,160.23/3,982,629.77 = 1,953,971.61/x
  3. Step 3: Cross multiply
    2,886,160.23x = 3,982,629.77 × 1,953,971.61
  4. Step 4: Simplify right side
    2,886,160.23x = 7,781,945,503,720.83
  5. Step 5: Solve for x
    x = 7,781,945,503,720.83/2,886,160.23
  6. Step 6: Final answer
    x = 2,696,297.12

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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.