Finding the Fourth Proportional to 5,472,219.33, 7,551,664.32 and 2,991,450.79
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Solution
The fourth proportional to 5,472,219.33, 7,551,664.32 and 2,991,450.79 is: 4,128,202.99
Step by Step Solution
- Step 1: Write the proportion equation
5,472,219.33 : 7,551,664.32 = 2,991,450.79 : x - Step 2: Convert to fraction form
5,472,219.33/7,551,664.32 = 2,991,450.79/x - Step 3: Cross multiply
5,472,219.33x = 7,551,664.32 × 2,991,450.79 - Step 4: Simplify right side
5,472,219.33x = 22,590,432,165,599.12 - Step 5: Solve for x
x = 22,590,432,165,599.12/5,472,219.33 - Step 6: Final answer
x = 4,128,202.99
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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.