Finding the Fourth Proportional to 3,772,719.37, 5,206,270.35 and 2,203,120.87
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Solution
The fourth proportional to 3,772,719.37, 5,206,270.35 and 2,203,120.87 is: 3,040,258.69
Step by Step Solution
- Step 1: Write the proportion equation
3,772,719.37 : 5,206,270.35 = 2,203,120.87 : x - Step 2: Convert to fraction form
3,772,719.37/5,206,270.35 = 2,203,120.87/x - Step 3: Cross multiply
3,772,719.37x = 5,206,270.35 × 2,203,120.87 - Step 4: Simplify right side
3,772,719.37x = 11,470,042,862,947.21 - Step 5: Solve for x
x = 11,470,042,862,947.21/3,772,719.37 - Step 6: Final answer
x = 3,040,258.69
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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.