Finding the Fourth Proportional to 4,260,911.22, 5,876,163.18 and 3,330,741.85
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Solution
The fourth proportional to 4,260,911.22, 5,876,163.18 and 3,330,741.85 is: 4,593,379.59
Step by Step Solution
- Step 1: Write the proportion equation
4,260,911.22 : 5,876,163.18 = 3,330,741.85 : x - Step 2: Convert to fraction form
4,260,911.22/5,876,163.18 = 3,330,741.85/x - Step 3: Cross multiply
4,260,911.22x = 5,876,163.18 × 3,330,741.85 - Step 4: Simplify right side
4,260,911.22x = 19,571,982,621,055.08 - Step 5: Solve for x
x = 19,571,982,621,055.08/4,260,911.22 - Step 6: Final answer
x = 4,593,379.59
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1.5x scale
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.