Finding the Fourth Proportional to 1,208,192.29, 1,809,840.58 and 558,845.60
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Solution
The fourth proportional to 1,208,192.29, 1,809,840.58 and 558,845.60 is: 837,136.15
Step by Step Solution
- Step 1: Write the proportion equation
1,208,192.29 : 1,809,840.58 = 558,845.60 : x - Step 2: Convert to fraction form
1,208,192.29/1,809,840.58 = 558,845.60/x - Step 3: Cross multiply
1,208,192.29x = 1,809,840.58 × 558,845.60 - Step 4: Simplify right side
1,208,192.29x = 1,011,421,434,388.13 - Step 5: Solve for x
x = 1,011,421,434,388.13/1,208,192.29 - Step 6: Final answer
x = 837,136.15
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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.