Finding the Fourth Proportional to 5,458,879.92, 8,195,415.48 and 4,197,593.28
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Solution
The fourth proportional to 5,458,879.92, 8,195,415.48 and 4,197,593.28 is: 6,301,846.07
Step by Step Solution
- Step 1: Write the proportion equation
5,458,879.92 : 8,195,415.48 = 4,197,593.28 : x - Step 2: Convert to fraction form
5,458,879.92/8,195,415.48 = 4,197,593.28/x - Step 3: Cross multiply
5,458,879.92x = 8,195,415.48 × 4,197,593.28 - Step 4: Simplify right side
5,458,879.92x = 34,401,020,945,655.98 - Step 5: Solve for x
x = 34,401,020,945,655.98/5,458,879.92 - Step 6: Final answer
x = 6,301,846.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.