Finding the Fourth Proportional to 4,151,821.06, 5,728,536.84 and 2,520,187.84
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Solution
The fourth proportional to 4,151,821.06, 5,728,536.84 and 2,520,187.84 is: 3,477,266.64
Step by Step Solution
- Step 1: Write the proportion equation
4,151,821.06 : 5,728,536.84 = 2,520,187.84 : x - Step 2: Convert to fraction form
4,151,821.06/5,728,536.84 = 2,520,187.84/x - Step 3: Cross multiply
4,151,821.06x = 5,728,536.84 × 2,520,187.84 - Step 4: Simplify right side
4,151,821.06x = 14,436,988,885,160.02 - Step 5: Solve for x
x = 14,436,988,885,160.02/4,151,821.06 - Step 6: Final answer
x = 3,477,266.64
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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.