Finding the Fourth Proportional to 3,186,033.68, 4,777,278.84 and 1,054,955.27
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Solution
The fourth proportional to 3,186,033.68, 4,777,278.84 and 1,054,955.27 is: 1,581,846.26
Step by Step Solution
- Step 1: Write the proportion equation
3,186,033.68 : 4,777,278.84 = 1,054,955.27 : x - Step 2: Convert to fraction form
3,186,033.68/4,777,278.84 = 1,054,955.27/x - Step 3: Cross multiply
3,186,033.68x = 4,777,278.84 × 1,054,955.27 - Step 4: Simplify right side
3,186,033.68x = 5,039,815,464,631.09 - Step 5: Solve for x
x = 5,039,815,464,631.09/3,186,033.68 - Step 6: Final answer
x = 1,581,846.26
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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.