Finding the Fourth Proportional to 4,220,086.14, 5,823,724.64 and 2,286,346.77
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Solution
The fourth proportional to 4,220,086.14, 5,823,724.64 and 2,286,346.77 is: 3,155,161.66
Step by Step Solution
- Step 1: Write the proportion equation
4,220,086.14 : 5,823,724.64 = 2,286,346.77 : x - Step 2: Convert to fraction form
4,220,086.14/5,823,724.64 = 2,286,346.77/x - Step 3: Cross multiply
4,220,086.14x = 5,823,724.64 × 2,286,346.77 - Step 4: Simplify right side
4,220,086.14x = 13,315,054,008,601.68 - Step 5: Solve for x
x = 13,315,054,008,601.68/4,220,086.14 - Step 6: Final answer
x = 3,155,161.66
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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.