Finding the Fourth Proportional to 1,792,786.97, 2,473,957.89 and 976,988.18
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Solution
The fourth proportional to 1,792,786.97, 2,473,957.89 and 976,988.18 is: 1,348,195.66
Step by Step Solution
- Step 1: Write the proportion equation
1,792,786.97 : 2,473,957.89 = 976,988.18 : x - Step 2: Convert to fraction form
1,792,786.97/2,473,957.89 = 976,988.18/x - Step 3: Cross multiply
1,792,786.97x = 2,473,957.89 × 976,988.18 - Step 4: Simplify right side
1,792,786.97x = 2,417,027,622,532.64 - Step 5: Solve for x
x = 2,417,027,622,532.64/1,792,786.97 - Step 6: Final answer
x = 1,348,195.66
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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.