Finding the Fourth Proportional to 4,623,878.92, 6,380,804.82 and 2,586,644.68
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Solution
The fourth proportional to 4,623,878.92, 6,380,804.82 and 2,586,644.68 is: 3,569,486.82
Step by Step Solution
- Step 1: Write the proportion equation
4,623,878.92 : 6,380,804.82 = 2,586,644.68 : x - Step 2: Convert to fraction form
4,623,878.92/6,380,804.82 = 2,586,644.68/x - Step 3: Cross multiply
4,623,878.92x = 6,380,804.82 × 2,586,644.68 - Step 4: Simplify right side
4,623,878.92x = 16,504,874,841,771.36 - Step 5: Solve for x
x = 16,504,874,841,771.36/4,623,878.92 - Step 6: Final answer
x = 3,569,486.82
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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.