Finding the Fourth Proportional to 1,669,884.39, 2,304,441.32 and 905,937.75
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Solution
The fourth proportional to 1,669,884.39, 2,304,441.32 and 905,937.75 is: 1,250,194.56
Step by Step Solution
- Step 1: Write the proportion equation
1,669,884.39 : 2,304,441.32 = 905,937.75 : x - Step 2: Convert to fraction form
1,669,884.39/2,304,441.32 = 905,937.75/x - Step 3: Cross multiply
1,669,884.39x = 2,304,441.32 × 905,937.75 - Step 4: Simplify right side
1,669,884.39x = 2,087,680,379,918.14 - Step 5: Solve for x
x = 2,087,680,379,918.14/1,669,884.39 - Step 6: Final answer
x = 1,250,194.56
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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.