Finding the Fourth Proportional to 3,640,490.84, 5,459,316.87 and 1,364,774.73
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Solution
The fourth proportional to 3,640,490.84, 5,459,316.87 and 1,364,774.73 is: 2,046,629.99
Step by Step Solution
- Step 1: Write the proportion equation
3,640,490.84 : 5,459,316.87 = 1,364,774.73 : x - Step 2: Convert to fraction form
3,640,490.84/5,459,316.87 = 1,364,774.73/x - Step 3: Cross multiply
3,640,490.84x = 5,459,316.87 × 1,364,774.73 - Step 4: Simplify right side
3,640,490.84x = 7,450,737,707,238.70 - Step 5: Solve for x
x = 7,450,737,707,238.70/3,640,490.84 - Step 6: Final answer
x = 2,046,629.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.