Finding the Fourth Proportional to 3,356,782.13, 5,035,208.48 and 2,687,120.43
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Solution
The fourth proportional to 3,356,782.13, 5,035,208.48 and 2,687,120.43 is: 4,030,708.89
Step by Step Solution
- Step 1: Write the proportion equation
3,356,782.13 : 5,035,208.48 = 2,687,120.43 : x - Step 2: Convert to fraction form
3,356,782.13/5,035,208.48 = 2,687,120.43/x - Step 3: Cross multiply
3,356,782.13x = 5,035,208.48 × 2,687,120.43 - Step 4: Simplify right side
3,356,782.13x = 13,530,211,562,481.64 - Step 5: Solve for x
x = 13,530,211,562,481.64/3,356,782.13 - Step 6: Final answer
x = 4,030,708.89
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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.