Finding the Fourth Proportional to 3,401,467.09, 4,694,031.09 and 1,852,723.98
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Solution
The fourth proportional to 3,401,467.09, 4,694,031.09 and 1,852,723.98 is: 2,556,762.64
Step by Step Solution
- Step 1: Write the proportion equation
3,401,467.09 : 4,694,031.09 = 1,852,723.98 : x - Step 2: Convert to fraction form
3,401,467.09/4,694,031.09 = 1,852,723.98/x - Step 3: Cross multiply
3,401,467.09x = 4,694,031.09 × 1,852,723.98 - Step 4: Simplify right side
3,401,467.09x = 8,696,743,963,308.54 - Step 5: Solve for x
x = 8,696,743,963,308.54/3,401,467.09 - Step 6: Final answer
x = 2,556,762.64
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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.