Finding the Fourth Proportional to 5,114,121.00, 7,057,472.52 and 2,822,265.28
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Solution
The fourth proportional to 5,114,121.00, 7,057,472.52 and 2,822,265.28 is: 3,894,718.11
Step by Step Solution
- Step 1: Write the proportion equation
5,114,121.00 : 7,057,472.52 = 2,822,265.28 : x - Step 2: Convert to fraction form
5,114,121.00/7,057,472.52 = 2,822,265.28/x - Step 3: Cross multiply
5,114,121.00x = 7,057,472.52 × 2,822,265.28 - Step 4: Simplify right side
5,114,121.00x = 19,918,059,677,155.44 - Step 5: Solve for x
x = 19,918,059,677,155.44/5,114,121.00 - Step 6: Final answer
x = 3,894,718.11
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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.