Finding the Fourth Proportional to 3,514,562.24, 4,850,043.36 and 1,986,615.68
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Solution
The fourth proportional to 3,514,562.24, 4,850,043.36 and 1,986,615.68 is: 2,741,499.94
Step by Step Solution
- Step 1: Write the proportion equation
3,514,562.24 : 4,850,043.36 = 1,986,615.68 : x - Step 2: Convert to fraction form
3,514,562.24/4,850,043.36 = 1,986,615.68/x - Step 3: Cross multiply
3,514,562.24x = 4,850,043.36 × 1,986,615.68 - Step 4: Simplify right side
3,514,562.24x = 9,635,172,187,655.89 - Step 5: Solve for x
x = 9,635,172,187,655.89/3,514,562.24 - Step 6: Final answer
x = 2,741,499.94
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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.