Finding the Fourth Proportional to 3,723,513.75, 5,574,864.74 and 2,011,523.67
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Solution
The fourth proportional to 3,723,513.75, 5,574,864.74 and 2,011,523.67 is: 3,011,664.02
Step by Step Solution
- Step 1: Write the proportion equation
3,723,513.75 : 5,574,864.74 = 2,011,523.67 : x - Step 2: Convert to fraction form
3,723,513.75/5,574,864.74 = 2,011,523.67/x - Step 3: Cross multiply
3,723,513.75x = 5,574,864.74 × 2,011,523.67 - Step 4: Simplify right side
3,723,513.75x = 11,213,972,371,500.78 - Step 5: Solve for x
x = 11,213,972,371,500.78/3,723,513.75 - Step 6: Final answer
x = 3,011,664.02
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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.