Finding the Fourth Proportional to 4,165,561.41, 5,749,006.56 and 2,330,121.66
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Solution
The fourth proportional to 4,165,561.41, 5,749,006.56 and 2,330,121.66 is: 3,215,865.38
Step by Step Solution
- Step 1: Write the proportion equation
4,165,561.41 : 5,749,006.56 = 2,330,121.66 : x - Step 2: Convert to fraction form
4,165,561.41/5,749,006.56 = 2,330,121.66/x - Step 3: Cross multiply
4,165,561.41x = 5,749,006.56 × 2,330,121.66 - Step 4: Simplify right side
4,165,561.41x = 13,395,884,708,938.09 - Step 5: Solve for x
x = 13,395,884,708,938.09/4,165,561.41 - Step 6: Final answer
x = 3,215,865.38
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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.