Finding the Fourth Proportional to 1,371,382.98, 2,057,915.26 and 613,864.96
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Solution
The fourth proportional to 1,371,382.98, 2,057,915.26 and 613,864.96 is: 921,173.80
Step by Step Solution
- Step 1: Write the proportion equation
1,371,382.98 : 2,057,915.26 = 613,864.96 : x - Step 2: Convert to fraction form
1,371,382.98/2,057,915.26 = 613,864.96/x - Step 3: Cross multiply
1,371,382.98x = 2,057,915.26 × 613,864.96 - Step 4: Simplify right side
1,371,382.98x = 1,263,282,068,763.29 - Step 5: Solve for x
x = 1,263,282,068,763.29/1,371,382.98 - Step 6: Final answer
x = 921,173.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.