Finding the Fourth Proportional to 5,088,872.12, 7,633,594.12 and 1,630,912.74
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Solution
The fourth proportional to 5,088,872.12, 7,633,594.12 and 1,630,912.74 is: 2,446,460.75
Step by Step Solution
- Step 1: Write the proportion equation
5,088,872.12 : 7,633,594.12 = 1,630,912.74 : x - Step 2: Convert to fraction form
5,088,872.12/7,633,594.12 = 1,630,912.74/x - Step 3: Cross multiply
5,088,872.12x = 7,633,594.12 × 1,630,912.74 - Step 4: Simplify right side
5,088,872.12x = 12,449,725,902,297.09 - Step 5: Solve for x
x = 12,449,725,902,297.09/5,088,872.12 - Step 6: Final answer
x = 2,446,460.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.