Finding the Fourth Proportional to 1,081,935.81, 1,623,051.36 and 450,702
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Solution
The fourth proportional to 1,081,935.81, 1,623,051.36 and 450,702 is: 676,114.50
Step by Step Solution
- Step 1: Write the proportion equation
1,081,935.81 : 1,623,051.36 = 450,702 : x - Step 2: Convert to fraction form
1,081,935.81/1,623,051.36 = 450,702/x - Step 3: Cross multiply
1,081,935.81x = 1,623,051.36 × 450,702 - Step 4: Simplify right side
1,081,935.81x = 731,512,494,054.72 - Step 5: Solve for x
x = 731,512,494,054.72/1,081,935.81 - Step 6: Final answer
x = 676,114.50
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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.