Finding the Fourth Proportional to 3,623,581.98, 5,435,231.11 and 1,227,426.62
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Solution
The fourth proportional to 3,623,581.98, 5,435,231.11 and 1,227,426.62 is: 1,841,091.87
Step by Step Solution
- Step 1: Write the proportion equation
3,623,581.98 : 5,435,231.11 = 1,227,426.62 : x - Step 2: Convert to fraction form
3,623,581.98/5,435,231.11 = 1,227,426.62/x - Step 3: Cross multiply
3,623,581.98x = 5,435,231.11 × 1,227,426.62 - Step 4: Simplify right side
3,623,581.98x = 6,671,347,320,021.43 - Step 5: Solve for x
x = 6,671,347,320,021.43/3,623,581.98 - Step 6: Final answer
x = 1,841,091.87
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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.