Finding the Fourth Proportional to 3,958,599.84, 5,461,243.98 and 2,408,618.94
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Solution
The fourth proportional to 3,958,599.84, 5,461,243.98 and 2,408,618.94 is: 3,322,906.13
Step by Step Solution
- Step 1: Write the proportion equation
3,958,599.84 : 5,461,243.98 = 2,408,618.94 : x - Step 2: Convert to fraction form
3,958,599.84/5,461,243.98 = 2,408,618.94/x - Step 3: Cross multiply
3,958,599.84x = 5,461,243.98 × 2,408,618.94 - Step 4: Simplify right side
3,958,599.84x = 13,154,055,686,188.98 - Step 5: Solve for x
x = 13,154,055,686,188.98/3,958,599.84 - Step 6: Final answer
x = 3,322,906.13
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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.