Finding the Fourth Proportional to 2,771,516.47, 4,131,655.97 and 2,727,838.66
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Solution
The fourth proportional to 2,771,516.47, 4,131,655.97 and 2,727,838.66 is: 4,066,542.99
Step by Step Solution
- Step 1: Write the proportion equation
2,771,516.47 : 4,131,655.97 = 2,727,838.66 : x - Step 2: Convert to fraction form
2,771,516.47/4,131,655.97 = 2,727,838.66/x - Step 3: Cross multiply
2,771,516.47x = 4,131,655.97 × 2,727,838.66 - Step 4: Simplify right side
2,771,516.47x = 11,270,490,884,785.80 - Step 5: Solve for x
x = 11,270,490,884,785.80/2,771,516.47 - Step 6: Final answer
x = 4,066,542.99
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.