Finding the Fourth Proportional to 4,102,662.38, 5,662,014.99 and 2,267,478.99
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Solution
The fourth proportional to 4,102,662.38, 5,662,014.99 and 2,267,478.99 is: 3,129,309.42
Step by Step Solution
- Step 1: Write the proportion equation
4,102,662.38 : 5,662,014.99 = 2,267,478.99 : x - Step 2: Convert to fraction form
4,102,662.38/5,662,014.99 = 2,267,478.99/x - Step 3: Cross multiply
4,102,662.38x = 5,662,014.99 × 2,267,478.99 - Step 4: Simplify right side
4,102,662.38x = 12,838,500,019,552.67 - Step 5: Solve for x
x = 12,838,500,019,552.67/4,102,662.38 - Step 6: Final answer
x = 3,129,309.42
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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.