Finding the Fourth Proportional to 4,498,469.92, 6,205,916.80 and 2,636,942.08
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Solution
The fourth proportional to 4,498,469.92, 6,205,916.80 and 2,636,942.08 is: 3,637,824.29
Step by Step Solution
- Step 1: Write the proportion equation
4,498,469.92 : 6,205,916.80 = 2,636,942.08 : x - Step 2: Convert to fraction form
4,498,469.92/6,205,916.80 = 2,636,942.08/x - Step 3: Cross multiply
4,498,469.92x = 6,205,916.80 × 2,636,942.08 - Step 4: Simplify right side
4,498,469.92x = 16,364,643,154,898.94 - Step 5: Solve for x
x = 16,364,643,154,898.94/4,498,469.92 - Step 6: Final answer
x = 3,637,824.29
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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.