Finding the Fourth Proportional to 3,694,578.98, 5,102,040.48 and 3,493,298.44
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Solution
The fourth proportional to 3,694,578.98, 5,102,040.48 and 3,493,298.44 is: 4,824,081.48
Step by Step Solution
- Step 1: Write the proportion equation
3,694,578.98 : 5,102,040.48 = 3,493,298.44 : x - Step 2: Convert to fraction form
3,694,578.98/5,102,040.48 = 3,493,298.44/x - Step 3: Cross multiply
3,694,578.98x = 5,102,040.48 × 3,493,298.44 - Step 4: Simplify right side
3,694,578.98x = 17,822,950,024,090.65 - Step 5: Solve for x
x = 17,822,950,024,090.65/3,694,578.98 - Step 6: Final answer
x = 4,824,081.48
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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.