Finding the Fourth Proportional to 3,558,395.92, 4,910,937.96 and 2,030,732.68
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Solution
The fourth proportional to 3,558,395.92, 4,910,937.96 and 2,030,732.68 is: 2,802,611.75
Step by Step Solution
- Step 1: Write the proportion equation
3,558,395.92 : 4,910,937.96 = 2,030,732.68 : x - Step 2: Convert to fraction form
3,558,395.92/4,910,937.96 = 2,030,732.68/x - Step 3: Cross multiply
3,558,395.92x = 4,910,937.96 × 2,030,732.68 - Step 4: Simplify right side
3,558,395.92x = 9,972,802,204,824.53 - Step 5: Solve for x
x = 9,972,802,204,824.53/3,558,395.92 - Step 6: Final answer
x = 2,802,611.75
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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.