Finding the Fourth Proportional to 2,073,553.80, 3,109,864.12 and 743,857.80
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Solution
The fourth proportional to 2,073,553.80, 3,109,864.12 and 743,857.80 is: 1,115,619.32
Step by Step Solution
- Step 1: Write the proportion equation
2,073,553.80 : 3,109,864.12 = 743,857.80 : x - Step 2: Convert to fraction form
2,073,553.80/3,109,864.12 = 743,857.80/x - Step 3: Cross multiply
2,073,553.80x = 3,109,864.12 × 743,857.80 - Step 4: Simplify right side
2,073,553.80x = 2,313,296,682,602.14 - Step 5: Solve for x
x = 2,313,296,682,602.14/2,073,553.80 - Step 6: Final answer
x = 1,115,619.32
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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.