Finding the Fourth Proportional to 3,144,489.96, 4,339,410.84 and 1,786,437.48
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Solution
The fourth proportional to 3,144,489.96, 4,339,410.84 and 1,786,437.48 is: 2,465,292.07
Step by Step Solution
- Step 1: Write the proportion equation
3,144,489.96 : 4,339,410.84 = 1,786,437.48 : x - Step 2: Convert to fraction form
3,144,489.96/4,339,410.84 = 1,786,437.48/x - Step 3: Cross multiply
3,144,489.96x = 4,339,410.84 × 1,786,437.48 - Step 4: Simplify right side
3,144,489.96x = 7,752,086,165,694.28 - Step 5: Solve for x
x = 7,752,086,165,694.28/3,144,489.96 - Step 6: Final answer
x = 2,465,292.07
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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.