Finding the Fourth Proportional to 4,508,476.62, 6,218,069.94 and 3,963,447.06
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Solution
The fourth proportional to 4,508,476.62, 6,218,069.94 and 3,963,447.06 is: 5,466,367.71
Step by Step Solution
- Step 1: Write the proportion equation
4,508,476.62 : 6,218,069.94 = 3,963,447.06 : x - Step 2: Convert to fraction form
4,508,476.62/6,218,069.94 = 3,963,447.06/x - Step 3: Cross multiply
4,508,476.62x = 6,218,069.94 × 3,963,447.06 - Step 4: Simplify right side
4,508,476.62x = 24,644,991,022,567.38 - Step 5: Solve for x
x = 24,644,991,022,567.38/4,508,476.62 - Step 6: Final answer
x = 5,466,367.71
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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.