Finding the Fourth Proportional to 5,859,651.76, 8,085,552.58 and 3,378,964.05
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Solution
The fourth proportional to 5,859,651.76, 8,085,552.58 and 3,378,964.05 is: 4,662,528.19
Step by Step Solution
- Step 1: Write the proportion equation
5,859,651.76 : 8,085,552.58 = 3,378,964.05 : x - Step 2: Convert to fraction form
5,859,651.76/8,085,552.58 = 3,378,964.05/x - Step 3: Cross multiply
5,859,651.76x = 8,085,552.58 × 3,378,964.05 - Step 4: Simplify right side
5,859,651.76x = 27,320,791,483,757.34 - Step 5: Solve for x
x = 27,320,791,483,757.34/5,859,651.76 - Step 6: Final answer
x = 4,662,528.19
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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.