Finding the Fourth Proportional to 4,821,919.62, 7,232,703.93 and 1,944,527.46
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Solution
The fourth proportional to 4,821,919.62, 7,232,703.93 and 1,944,527.46 is: 2,916,720.42
Step by Step Solution
- Step 1: Write the proportion equation
4,821,919.62 : 7,232,703.93 = 1,944,527.46 : x - Step 2: Convert to fraction form
4,821,919.62/7,232,703.93 = 1,944,527.46/x - Step 3: Cross multiply
4,821,919.62x = 7,232,703.93 × 1,944,527.46 - Step 4: Simplify right side
4,821,919.62x = 14,064,191,401,934.92 - Step 5: Solve for x
x = 14,064,191,401,934.92/4,821,919.62 - Step 6: Final answer
x = 2,916,720.42
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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.