Finding the Fourth Proportional to 3,449,352.70, 5,170,105.54 and 2,098,537.66
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Solution
The fourth proportional to 3,449,352.70, 5,170,105.54 and 2,098,537.66 is: 3,145,419.48
Step by Step Solution
- Step 1: Write the proportion equation
3,449,352.70 : 5,170,105.54 = 2,098,537.66 : x - Step 2: Convert to fraction form
3,449,352.70/5,170,105.54 = 2,098,537.66/x - Step 3: Cross multiply
3,449,352.70x = 5,170,105.54 × 2,098,537.66 - Step 4: Simplify right side
3,449,352.70x = 10,849,661,181,864.64 - Step 5: Solve for x
x = 10,849,661,181,864.64/3,449,352.70 - Step 6: Final answer
x = 3,145,419.48
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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.