Finding the Fourth Proportional to 3,382,659.84, 5,074,736.16 and 986,691.96
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Solution
The fourth proportional to 3,382,659.84, 5,074,736.16 and 986,691.96 is: 1,480,255.66
Step by Step Solution
- Step 1: Write the proportion equation
3,382,659.84 : 5,074,736.16 = 986,691.96 : x - Step 2: Convert to fraction form
3,382,659.84/5,074,736.16 = 986,691.96/x - Step 3: Cross multiply
3,382,659.84x = 5,074,736.16 × 986,691.96 - Step 4: Simplify right side
3,382,659.84x = 5,007,201,368,193.27 - Step 5: Solve for x
x = 5,007,201,368,193.27/3,382,659.84 - Step 6: Final answer
x = 1,480,255.66
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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.