Finding the Fourth Proportional to 1,792,426.35, 2,473,517.09 and 976,636.79
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Solution
The fourth proportional to 1,792,426.35, 2,473,517.09 and 976,636.79 is: 1,347,741.72
Step by Step Solution
- Step 1: Write the proportion equation
1,792,426.35 : 2,473,517.09 = 976,636.79 : x - Step 2: Convert to fraction form
1,792,426.35/2,473,517.09 = 976,636.79/x - Step 3: Cross multiply
1,792,426.35x = 2,473,517.09 × 976,636.79 - Step 4: Simplify right side
1,792,426.35x = 2,415,727,780,861.75 - Step 5: Solve for x
x = 2,415,727,780,861.75/1,792,426.35 - Step 6: Final answer
x = 1,347,741.72
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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.