Finding the Fourth Proportional to 3,845,302.62, 5,307,170.12 and 2,214,654.05
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Solution
The fourth proportional to 3,845,302.62, 5,307,170.12 and 2,214,654.05 is: 3,056,598.38
Step by Step Solution
- Step 1: Write the proportion equation
3,845,302.62 : 5,307,170.12 = 2,214,654.05 : x - Step 2: Convert to fraction form
3,845,302.62/5,307,170.12 = 2,214,654.05/x - Step 3: Cross multiply
3,845,302.62x = 5,307,170.12 × 2,214,654.05 - Step 4: Simplify right side
3,845,302.62x = 11,753,545,773,480.29 - Step 5: Solve for x
x = 11,753,545,773,480.29/3,845,302.62 - Step 6: Final answer
x = 3,056,598.38
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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.