Finding the Fourth Proportional to 4,590,611.82, 6,334,941.96 and 2,656,833.62
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Solution
The fourth proportional to 4,590,611.82, 6,334,941.96 and 2,656,833.62 is: 3,666,371.15
Step by Step Solution
- Step 1: Write the proportion equation
4,590,611.82 : 6,334,941.96 = 2,656,833.62 : x - Step 2: Convert to fraction form
4,590,611.82/6,334,941.96 = 2,656,833.62/x - Step 3: Cross multiply
4,590,611.82x = 6,334,941.96 × 2,656,833.62 - Step 4: Simplify right side
4,590,611.82x = 16,830,886,748,401.99 - Step 5: Solve for x
x = 16,830,886,748,401.99/4,590,611.82 - Step 6: Final answer
x = 3,666,371.15
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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.