Finding the Fourth Proportional to 5,398,704.32, 7,410,554.81 and 4,773,153.98
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Solution
The fourth proportional to 5,398,704.32, 7,410,554.81 and 4,773,153.98 is: 6,551,890.43
Step by Step Solution
- Step 1: Write the proportion equation
5,398,704.32 : 7,410,554.81 = 4,773,153.98 : x - Step 2: Convert to fraction form
5,398,704.32/7,410,554.81 = 4,773,153.98/x - Step 3: Cross multiply
5,398,704.32x = 7,410,554.81 × 4,773,153.98 - Step 4: Simplify right side
5,398,704.32x = 35,371,719,124,441.09 - Step 5: Solve for x
x = 35,371,719,124,441.09/5,398,704.32 - Step 6: Final answer
x = 6,551,890.43
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.