Finding the Fourth Proportional to 3,749,000.30, 5,173,611.11 and 2,030,120.70
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Solution
The fourth proportional to 3,749,000.30, 5,173,611.11 and 2,030,120.70 is: 2,801,561.53
Step by Step Solution
- Step 1: Write the proportion equation
3,749,000.30 : 5,173,611.11 = 2,030,120.70 : x - Step 2: Convert to fraction form
3,749,000.30/5,173,611.11 = 2,030,120.70/x - Step 3: Cross multiply
3,749,000.30x = 5,173,611.11 × 2,030,120.70 - Step 4: Simplify right side
3,749,000.30x = 10,503,055,008,160.98 - Step 5: Solve for x
x = 10,503,055,008,160.98/3,749,000.30 - Step 6: Final answer
x = 2,801,561.53
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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.