Finding the Fourth Proportional to 5,649,544.68, 7,796,279.78 and 3,071,290.60
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Solution
The fourth proportional to 5,649,544.68, 7,796,279.78 and 3,071,290.60 is: 4,238,331.08
Step by Step Solution
- Step 1: Write the proportion equation
5,649,544.68 : 7,796,279.78 = 3,071,290.60 : x - Step 2: Convert to fraction form
5,649,544.68/7,796,279.78 = 3,071,290.60/x - Step 3: Cross multiply
5,649,544.68x = 7,796,279.78 × 3,071,290.60 - Step 4: Simplify right side
5,649,544.68x = 23,944,640,803,284.07 - Step 5: Solve for x
x = 23,944,640,803,284.07/5,649,544.68 - Step 6: Final answer
x = 4,238,331.08
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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.