Finding the Fourth Proportional to 3,537,229.98, 4,881,108.54 and 1,988,245.54
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Solution
The fourth proportional to 3,537,229.98, 4,881,108.54 and 1,988,245.54 is: 2,743,627.74
Step by Step Solution
- Step 1: Write the proportion equation
3,537,229.98 : 4,881,108.54 = 1,988,245.54 : x - Step 2: Convert to fraction form
3,537,229.98/4,881,108.54 = 1,988,245.54/x - Step 3: Cross multiply
3,537,229.98x = 4,881,108.54 × 1,988,245.54 - Step 4: Simplify right side
3,537,229.98x = 9,704,842,284,910.91 - Step 5: Solve for x
x = 9,704,842,284,910.91/3,537,229.98 - Step 6: Final answer
x = 2,743,627.74
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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.