Finding the Fourth Proportional to 1,645,555.44, 2,270,836.44 and 930,163.44
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Solution
The fourth proportional to 1,645,555.44, 2,270,836.44 and 930,163.44 is: 1,283,608.55
Step by Step Solution
- Step 1: Write the proportion equation
1,645,555.44 : 2,270,836.44 = 930,163.44 : x - Step 2: Convert to fraction form
1,645,555.44/2,270,836.44 = 930,163.44/x - Step 3: Cross multiply
1,645,555.44x = 2,270,836.44 × 930,163.44 - Step 4: Simplify right side
1,645,555.44x = 2,112,249,034,707.75 - Step 5: Solve for x
x = 2,112,249,034,707.75/1,645,555.44 - Step 6: Final answer
x = 1,283,608.55
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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.