Finding the Fourth Proportional to 3,042,541.01, 4,198,707.57 and 1,665,971.96
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Solution
The fourth proportional to 3,042,541.01, 4,198,707.57 and 1,665,971.96 is: 2,299,041.84
Step by Step Solution
- Step 1: Write the proportion equation
3,042,541.01 : 4,198,707.57 = 1,665,971.96 : x - Step 2: Convert to fraction form
3,042,541.01/4,198,707.57 = 1,665,971.96/x - Step 3: Cross multiply
3,042,541.01x = 4,198,707.57 × 1,665,971.96 - Step 4: Simplify right side
3,042,541.01x = 6,994,929,058,866.20 - Step 5: Solve for x
x = 6,994,929,058,866.20/3,042,541.01 - Step 6: Final answer
x = 2,299,041.84
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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.