Finding the Fourth Proportional to 5,152,581.74, 7,729,121.16 and 1,694,244.85
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Solution
The fourth proportional to 5,152,581.74, 7,729,121.16 and 1,694,244.85 is: 2,541,449.00
Step by Step Solution
- Step 1: Write the proportion equation
5,152,581.74 : 7,729,121.16 = 1,694,244.85 : x - Step 2: Convert to fraction form
5,152,581.74/7,729,121.16 = 1,694,244.85/x - Step 3: Cross multiply
5,152,581.74x = 7,729,121.16 × 1,694,244.85 - Step 4: Simplify right side
5,152,581.74x = 13,095,023,701,033.22 - Step 5: Solve for x
x = 13,095,023,701,033.22/5,152,581.74 - Step 6: Final answer
x = 2,541,449.00
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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.