Finding the Fourth Proportional to 1,966,578.27, 2,714,136.80 and 1,107,305.97
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Solution
The fourth proportional to 1,966,578.27, 2,714,136.80 and 1,107,305.97 is: 1,528,227.95
Step by Step Solution
- Step 1: Write the proportion equation
1,966,578.27 : 2,714,136.80 = 1,107,305.97 : x - Step 2: Convert to fraction form
1,966,578.27/2,714,136.80 = 1,107,305.97/x - Step 3: Cross multiply
1,966,578.27x = 2,714,136.80 × 1,107,305.97 - Step 4: Simplify right side
1,966,578.27x = 3,005,379,882,036.70 - Step 5: Solve for x
x = 3,005,379,882,036.70/1,966,578.27 - Step 6: Final answer
x = 1,528,227.95
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.