Finding the Fourth Proportional to 3,270,429.66, 4,513,192.94 and 1,820,467.62
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Solution
The fourth proportional to 3,270,429.66, 4,513,192.94 and 1,820,467.62 is: 2,512,245.33
Step by Step Solution
- Step 1: Write the proportion equation
3,270,429.66 : 4,513,192.94 = 1,820,467.62 : x - Step 2: Convert to fraction form
3,270,429.66/4,513,192.94 = 1,820,467.62/x - Step 3: Cross multiply
3,270,429.66x = 4,513,192.94 × 1,820,467.62 - Step 4: Simplify right side
3,270,429.66x = 8,216,121,612,263.25 - Step 5: Solve for x
x = 8,216,121,612,263.25/3,270,429.66 - Step 6: Final answer
x = 2,512,245.33
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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.