Finding the Fourth Proportional to 6,202,640.48, 8,558,988.73 and 3,448,883.68
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Solution
The fourth proportional to 6,202,640.48, 8,558,988.73 and 3,448,883.68 is: 4,759,095.20
Step by Step Solution
- Step 1: Write the proportion equation
6,202,640.48 : 8,558,988.73 = 3,448,883.68 : x - Step 2: Convert to fraction form
6,202,640.48/8,558,988.73 = 3,448,883.68/x - Step 3: Cross multiply
6,202,640.48x = 8,558,988.73 × 3,448,883.68 - Step 4: Simplify right side
6,202,640.48x = 29,518,956,518,181.25 - Step 5: Solve for x
x = 29,518,956,518,181.25/6,202,640.48 - Step 6: Final answer
x = 4,759,095.20
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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.