Finding the Fourth Proportional to 2,546,709.65, 3,514,385.99 and 1,400,789.99
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Solution
The fourth proportional to 2,546,709.65, 3,514,385.99 and 1,400,789.99 is: 1,933,049.85
Step by Step Solution
- Step 1: Write the proportion equation
2,546,709.65 : 3,514,385.99 = 1,400,789.99 : x - Step 2: Convert to fraction form
2,546,709.65/3,514,385.99 = 1,400,789.99/x - Step 3: Cross multiply
2,546,709.65x = 3,514,385.99 × 1,400,789.99 - Step 4: Simplify right side
2,546,709.65x = 4,922,916,715,788.24 - Step 5: Solve for x
x = 4,922,916,715,788.24/2,546,709.65 - Step 6: Final answer
x = 1,933,049.85
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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.