Finding the Fourth Proportional to 1,638,282.97, 2,260,791.97 and 950,077.81
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Solution
The fourth proportional to 1,638,282.97, 2,260,791.97 and 950,077.81 is: 1,311,085.03
Step by Step Solution
- Step 1: Write the proportion equation
1,638,282.97 : 2,260,791.97 = 950,077.81 : x - Step 2: Convert to fraction form
1,638,282.97/2,260,791.97 = 950,077.81/x - Step 3: Cross multiply
1,638,282.97x = 2,260,791.97 × 950,077.81 - Step 4: Simplify right side
1,638,282.97x = 2,147,928,283,723.19 - Step 5: Solve for x
x = 2,147,928,283,723.19/1,638,282.97 - Step 6: Final answer
x = 1,311,085.03
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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.