Finding the Fourth Proportional to 2,592,877.86, 3,889,316.70 and 699,619.23
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Solution
The fourth proportional to 2,592,877.86, 3,889,316.70 and 699,619.23 is: 1,049,428.82
Step by Step Solution
- Step 1: Write the proportion equation
2,592,877.86 : 3,889,316.70 = 699,619.23 : x - Step 2: Convert to fraction form
2,592,877.86/3,889,316.70 = 699,619.23/x - Step 3: Cross multiply
2,592,877.86x = 3,889,316.70 × 699,619.23 - Step 4: Simplify right side
2,592,877.86x = 2,721,040,754,880.14 - Step 5: Solve for x
x = 2,721,040,754,880.14/2,592,877.86 - Step 6: Final answer
x = 1,049,428.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.