Finding the Fourth Proportional to 5,408,842.62, 7,463,918.66 and 2,960,984.54
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Solution
The fourth proportional to 5,408,842.62, 7,463,918.66 and 2,960,984.54 is: 4,086,003.11
Step by Step Solution
- Step 1: Write the proportion equation
5,408,842.62 : 7,463,918.66 = 2,960,984.54 : x - Step 2: Convert to fraction form
5,408,842.62/7,463,918.66 = 2,960,984.54/x - Step 3: Cross multiply
5,408,842.62x = 7,463,918.66 × 2,960,984.54 - Step 4: Simplify right side
5,408,842.62x = 22,100,547,760,077.52 - Step 5: Solve for x
x = 22,100,547,760,077.52/5,408,842.62 - Step 6: Final answer
x = 4,086,003.11
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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.