Finding the Fourth Proportional to 3,695,371.62, 5,062,574.54 and 3,557,211.09
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Solution
The fourth proportional to 3,695,371.62, 5,062,574.54 and 3,557,211.09 is: 4,873,297.78
Step by Step Solution
- Step 1: Write the proportion equation
3,695,371.62 : 5,062,574.54 = 3,557,211.09 : x - Step 2: Convert to fraction form
3,695,371.62/5,062,574.54 = 3,557,211.09/x - Step 3: Cross multiply
3,695,371.62x = 5,062,574.54 × 3,557,211.09 - Step 4: Simplify right side
3,695,371.62x = 18,008,646,297,639.65 - Step 5: Solve for x
x = 18,008,646,297,639.65/3,695,371.62 - Step 6: Final answer
x = 4,873,297.78
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.