Finding the Fourth Proportional to 3,959,374.17, 5,941,307.76 and 2,137,714.68
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Solution
The fourth proportional to 3,959,374.17, 5,941,307.76 and 2,137,714.68 is: 3,207,784.94
Step by Step Solution
- Step 1: Write the proportion equation
3,959,374.17 : 5,941,307.76 = 2,137,714.68 : x - Step 2: Convert to fraction form
3,959,374.17/5,941,307.76 = 2,137,714.68/x - Step 3: Cross multiply
3,959,374.17x = 5,941,307.76 × 2,137,714.68 - Step 4: Simplify right side
3,959,374.17x = 12,700,820,816,949.92 - Step 5: Solve for x
x = 12,700,820,816,949.92/3,959,374.17 - Step 6: Final answer
x = 3,207,784.94
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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.