Finding the Fourth Proportional to 5,135,593.73, 7,087,108.52 and 2,960,122.19
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Solution
The fourth proportional to 5,135,593.73, 7,087,108.52 and 2,960,122.19 is: 4,084,962.38
Step by Step Solution
- Step 1: Write the proportion equation
5,135,593.73 : 7,087,108.52 = 2,960,122.19 : x - Step 2: Convert to fraction form
5,135,593.73/7,087,108.52 = 2,960,122.19/x - Step 3: Cross multiply
5,135,593.73x = 7,087,108.52 × 2,960,122.19 - Step 4: Simplify right side
5,135,593.73x = 20,978,707,178,189.45 - Step 5: Solve for x
x = 20,978,707,178,189.45/5,135,593.73 - Step 6: Final answer
x = 4,084,962.38
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1.5x scale
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.