Finding the Fourth Proportional to 2,388,674.05, 3,299,525.08 and 1,769,736.65
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Solution
The fourth proportional to 2,388,674.05, 3,299,525.08 and 1,769,736.65 is: 2,444,573.99
Step by Step Solution
- Step 1: Write the proportion equation
2,388,674.05 : 3,299,525.08 = 1,769,736.65 : x - Step 2: Convert to fraction form
2,388,674.05/3,299,525.08 = 1,769,736.65/x - Step 3: Cross multiply
2,388,674.05x = 3,299,525.08 × 1,769,736.65 - Step 4: Simplify right side
2,388,674.05x = 5,839,290,459,308.04 - Step 5: Solve for x
x = 5,839,290,459,308.04/2,388,674.05 - Step 6: Final answer
x = 2,444,573.99
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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.