Finding the Fourth Proportional to 3,139,736.99, 4,706,616.11 and 1,008,326.43
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Solution
The fourth proportional to 3,139,736.99, 4,706,616.11 and 1,008,326.43 is: 1,511,529.61
Step by Step Solution
- Step 1: Write the proportion equation
3,139,736.99 : 4,706,616.11 = 1,008,326.43 : x - Step 2: Convert to fraction form
3,139,736.99/4,706,616.11 = 1,008,326.43/x - Step 3: Cross multiply
3,139,736.99x = 4,706,616.11 × 1,008,326.43 - Step 4: Simplify right side
3,139,736.99x = 4,745,805,414,535.16 - Step 5: Solve for x
x = 4,745,805,414,535.16/3,139,736.99 - Step 6: Final answer
x = 1,511,529.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.