Finding the Fourth Proportional to 1,681,996.97, 2,324,192.09 and 1,197,721.35
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Solution
The fourth proportional to 1,681,996.97, 2,324,192.09 and 1,197,721.35 is: 1,655,017.53
Step by Step Solution
- Step 1: Write the proportion equation
1,681,996.97 : 2,324,192.09 = 1,197,721.35 : x - Step 2: Convert to fraction form
1,681,996.97/2,324,192.09 = 1,197,721.35/x - Step 3: Cross multiply
1,681,996.97x = 2,324,192.09 × 1,197,721.35 - Step 4: Simplify right side
1,681,996.97x = 2,783,734,481,705.52 - Step 5: Solve for x
x = 2,783,734,481,705.52/1,681,996.97 - Step 6: Final answer
x = 1,655,017.53
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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.