Finding the Fourth Proportional to 5,076,635.68, 7,005,691.88 and 2,901,153.92
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Solution
The fourth proportional to 5,076,635.68, 7,005,691.88 and 2,901,153.92 is: 4,003,555.06
Step by Step Solution
- Step 1: Write the proportion equation
5,076,635.68 : 7,005,691.88 = 2,901,153.92 : x - Step 2: Convert to fraction form
5,076,635.68/7,005,691.88 = 2,901,153.92/x - Step 3: Cross multiply
5,076,635.68x = 7,005,691.88 × 2,901,153.92 - Step 4: Simplify right side
5,076,635.68x = 20,324,590,459,974.17 - Step 5: Solve for x
x = 20,324,590,459,974.17/5,076,635.68 - Step 6: Final answer
x = 4,003,555.06
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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.