Finding the Fourth Proportional to 5,940,609.84, 8,198,020.80 and 3,224,355.84
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Solution
The fourth proportional to 5,940,609.84, 8,198,020.80 and 3,224,355.84 is: 4,449,599.78
Step by Step Solution
- Step 1: Write the proportion equation
5,940,609.84 : 8,198,020.80 = 3,224,355.84 : x - Step 2: Convert to fraction form
5,940,609.84/8,198,020.80 = 3,224,355.84/x - Step 3: Cross multiply
5,940,609.84x = 8,198,020.80 × 3,224,355.84 - Step 4: Simplify right side
5,940,609.84x = 26,433,336,242,921.47 - Step 5: Solve for x
x = 26,433,336,242,921.47/5,940,609.84 - Step 6: Final answer
x = 4,449,599.78
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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.