Finding the Fourth Proportional to 4,175,786.25, 5,762,487.02 and 2,457,018.09
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Solution
The fourth proportional to 4,175,786.25, 5,762,487.02 and 2,457,018.09 is: 3,390,627.30
Step by Step Solution
- Step 1: Write the proportion equation
4,175,786.25 : 5,762,487.02 = 2,457,018.09 : x - Step 2: Convert to fraction form
4,175,786.25/5,762,487.02 = 2,457,018.09/x - Step 3: Cross multiply
4,175,786.25x = 5,762,487.02 × 2,457,018.09 - Step 4: Simplify right side
4,175,786.25x = 14,158,534,839,245.10 - Step 5: Solve for x
x = 14,158,534,839,245.10/4,175,786.25 - Step 6: Final answer
x = 3,390,627.30
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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.