Finding the Fourth Proportional to 3,902,038.43, 5,850,397.33 and 1,979,241.97
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Solution
The fourth proportional to 3,902,038.43, 5,850,397.33 and 1,979,241.97 is: 2,967,513.55
Step by Step Solution
- Step 1: Write the proportion equation
3,902,038.43 : 5,850,397.33 = 1,979,241.97 : x - Step 2: Convert to fraction form
3,902,038.43/5,850,397.33 = 1,979,241.97/x - Step 3: Cross multiply
3,902,038.43x = 5,850,397.33 × 1,979,241.97 - Step 4: Simplify right side
3,902,038.43x = 11,579,351,917,137.84 - Step 5: Solve for x
x = 11,579,351,917,137.84/3,902,038.43 - Step 6: Final answer
x = 2,967,513.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.