Finding the Fourth Proportional to 4,192,981.61, 6,283,227.11 and 2,168,522.28
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Solution
The fourth proportional to 4,192,981.61, 6,283,227.11 and 2,168,522.28 is: 3,249,553.48
Step by Step Solution
- Step 1: Write the proportion equation
4,192,981.61 : 6,283,227.11 = 2,168,522.28 : x - Step 2: Convert to fraction form
4,192,981.61/6,283,227.11 = 2,168,522.28/x - Step 3: Cross multiply
4,192,981.61x = 6,283,227.11 × 2,168,522.28 - Step 4: Simplify right side
4,192,981.61x = 13,625,317,967,492.40 - Step 5: Solve for x
x = 13,625,317,967,492.40/4,192,981.61 - Step 6: Final answer
x = 3,249,553.48
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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.