Finding the Fourth Proportional to 2,514,357.88, 3,469,887.62 and 1,368,512.44
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Solution
The fourth proportional to 2,514,357.88, 3,469,887.62 and 1,368,512.44 is: 1,888,587.31
Step by Step Solution
- Step 1: Write the proportion equation
2,514,357.88 : 3,469,887.62 = 1,368,512.44 : x - Step 2: Convert to fraction form
2,514,357.88/3,469,887.62 = 1,368,512.44/x - Step 3: Cross multiply
2,514,357.88x = 3,469,887.62 × 1,368,512.44 - Step 4: Simplify right side
2,514,357.88x = 4,748,584,373,371.99 - Step 5: Solve for x
x = 4,748,584,373,371.99/2,514,357.88 - Step 6: Final answer
x = 1,888,587.31
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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.