Finding the Fourth Proportional to 2,812,231.68, 3,880,878.54 and 1,523,072.13
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Solution
The fourth proportional to 2,812,231.68, 3,880,878.54 and 1,523,072.13 is: 2,101,838.90
Step by Step Solution
- Step 1: Write the proportion equation
2,812,231.68 : 3,880,878.54 = 1,523,072.13 : x - Step 2: Convert to fraction form
2,812,231.68/3,880,878.54 = 1,523,072.13/x - Step 3: Cross multiply
2,812,231.68x = 3,880,878.54 × 1,523,072.13 - Step 4: Simplify right side
2,812,231.68x = 5,910,857,944,189.09 - Step 5: Solve for x
x = 5,910,857,944,189.09/2,812,231.68 - Step 6: Final answer
x = 2,101,838.90
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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.