Finding the Fourth Proportional to 4,106,960.58, 5,665,330.44 and 2,387,891.10
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Solution
The fourth proportional to 4,106,960.58, 5,665,330.44 and 2,387,891.10 is: 3,293,966.88
Step by Step Solution
- Step 1: Write the proportion equation
4,106,960.58 : 5,665,330.44 = 2,387,891.10 : x - Step 2: Convert to fraction form
4,106,960.58/5,665,330.44 = 2,387,891.10/x - Step 3: Cross multiply
4,106,960.58x = 5,665,330.44 × 2,387,891.10 - Step 4: Simplify right side
4,106,960.58x = 13,528,192,136,235.09 - Step 5: Solve for x
x = 13,528,192,136,235.09/4,106,960.58 - Step 6: Final answer
x = 3,293,966.88
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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.