Finding the Fourth Proportional to 1,626,941.44, 2,245,175.30 and 891,894.42
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Solution
The fourth proportional to 1,626,941.44, 2,245,175.30 and 891,894.42 is: 1,230,812.17
Step by Step Solution
- Step 1: Write the proportion equation
1,626,941.44 : 2,245,175.30 = 891,894.42 : x - Step 2: Convert to fraction form
1,626,941.44/2,245,175.30 = 891,894.42/x - Step 3: Cross multiply
1,626,941.44x = 2,245,175.30 × 891,894.42 - Step 4: Simplify right side
1,626,941.44x = 2,002,459,321,991.83 - Step 5: Solve for x
x = 2,002,459,321,991.83/1,626,941.44 - Step 6: Final answer
x = 1,230,812.17
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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.