Finding the Fourth Proportional to 4,891,062.63, 6,749,877.23 and 2,715,606.07
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Solution
The fourth proportional to 4,891,062.63, 6,749,877.23 and 2,715,606.07 is: 3,747,653.42
Step by Step Solution
- Step 1: Write the proportion equation
4,891,062.63 : 6,749,877.23 = 2,715,606.07 : x - Step 2: Convert to fraction form
4,891,062.63/6,749,877.23 = 2,715,606.07/x - Step 3: Cross multiply
4,891,062.63x = 6,749,877.23 × 2,715,606.07 - Step 4: Simplify right side
4,891,062.63x = 18,330,007,577,542.79 - Step 5: Solve for x
x = 18,330,007,577,542.79/4,891,062.63 - Step 6: Final answer
x = 3,747,653.42
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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.