Finding the Fourth Proportional to 1,792,793.39, 2,473,982.87 and 976,979.68
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Solution
The fourth proportional to 1,792,793.39, 2,473,982.87 and 976,979.68 is: 1,348,192.72
Step by Step Solution
- Step 1: Write the proportion equation
1,792,793.39 : 2,473,982.87 = 976,979.68 : x - Step 2: Convert to fraction form
1,792,793.39/2,473,982.87 = 976,979.68/x - Step 3: Cross multiply
1,792,793.39x = 2,473,982.87 × 976,979.68 - Step 4: Simplify right side
1,792,793.39x = 2,417,030,981,588.23 - Step 5: Solve for x
x = 2,417,030,981,588.23/1,792,793.39 - Step 6: Final answer
x = 1,348,192.72
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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.