Finding the Fourth Proportional to 1,940,640.84, 2,911,522.50 and 803,192.76
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Solution
The fourth proportional to 1,940,640.84, 2,911,522.50 and 803,192.76 is: 1,205,021.43
Step by Step Solution
- Step 1: Write the proportion equation
1,940,640.84 : 2,911,522.50 = 803,192.76 : x - Step 2: Convert to fraction form
1,940,640.84/2,911,522.50 = 803,192.76/x - Step 3: Cross multiply
1,940,640.84x = 2,911,522.50 × 803,192.76 - Step 4: Simplify right side
1,940,640.84x = 2,338,513,792,577.10 - Step 5: Solve for x
x = 2,338,513,792,577.10/1,940,640.84 - Step 6: Final answer
x = 1,205,021.43
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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.