Finding the Fourth Proportional to 4,790,578.24, 6,610,113.49 and 2,725,473.27
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Solution
The fourth proportional to 4,790,578.24, 6,610,113.49 and 2,725,473.27 is: 3,760,649.91
Step by Step Solution
- Step 1: Write the proportion equation
4,790,578.24 : 6,610,113.49 = 2,725,473.27 : x - Step 2: Convert to fraction form
4,790,578.24/6,610,113.49 = 2,725,473.27/x - Step 3: Cross multiply
4,790,578.24x = 6,610,113.49 × 2,725,473.27 - Step 4: Simplify right side
4,790,578.24x = 18,015,687,628,661.41 - Step 5: Solve for x
x = 18,015,687,628,661.41/4,790,578.24 - Step 6: Final answer
x = 3,760,649.91
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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.