Finding the Fourth Proportional to 1,636,610.27, 2,258,592.26 and 911,457.97
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Solution
The fourth proportional to 1,636,610.27, 2,258,592.26 and 911,457.97 is: 1,257,851.03
Step by Step Solution
- Step 1: Write the proportion equation
1,636,610.27 : 2,258,592.26 = 911,457.97 : x - Step 2: Convert to fraction form
1,636,610.27/2,258,592.26 = 911,457.97/x - Step 3: Cross multiply
1,636,610.27x = 2,258,592.26 × 911,457.97 - Step 4: Simplify right side
1,636,610.27x = 2,058,611,906,153.54 - Step 5: Solve for x
x = 2,058,611,906,153.54/1,636,610.27 - Step 6: Final answer
x = 1,257,851.03
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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.