Home / 3,921,862.56-5,883,132.74-1,081,974.72

Finding the Fourth Proportional to 3,921,862.56, 5,883,132.74 and 1,081,974.72

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Solution

The fourth proportional to 3,921,862.56, 5,883,132.74 and 1,081,974.72 is: 1,623,055.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,921,862.56 : 5,883,132.74 = 1,081,974.72 : x
  2. Step 2: Convert to fraction form
    3,921,862.56/5,883,132.74 = 1,081,974.72/x
  3. Step 3: Cross multiply
    3,921,862.56x = 5,883,132.74 × 1,081,974.72
  4. Step 4: Simplify right side
    3,921,862.56x = 6,365,400,899,084.33
  5. Step 5: Solve for x
    x = 6,365,400,899,084.33/3,921,862.56
  6. Step 6: Final answer
    x = 1,623,055.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.