Finding the Fourth Proportional to 3,116,604.80, 4,675,344.60 and 986,466.80
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Solution
The fourth proportional to 3,116,604.80, 4,675,344.60 and 986,466.80 is: 1,479,838.65
Step by Step Solution
- Step 1: Write the proportion equation
3,116,604.80 : 4,675,344.60 = 986,466.80 : x - Step 2: Convert to fraction form
3,116,604.80/4,675,344.60 = 986,466.80/x - Step 3: Cross multiply
3,116,604.80x = 4,675,344.60 × 986,466.80 - Step 4: Simplify right side
3,116,604.80x = 4,612,072,226,459.28 - Step 5: Solve for x
x = 4,612,072,226,459.28/3,116,604.80 - Step 6: Final answer
x = 1,479,838.65
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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.