Finding the Fourth Proportional to 2,022,913.09, 2,791,674.86 and 1,207,589.98
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Solution
The fourth proportional to 2,022,913.09, 2,791,674.86 and 1,207,589.98 is: 1,666,506.88
Step by Step Solution
- Step 1: Write the proportion equation
2,022,913.09 : 2,791,674.86 = 1,207,589.98 : x - Step 2: Convert to fraction form
2,022,913.09/2,791,674.86 = 1,207,589.98/x - Step 3: Cross multiply
2,022,913.09x = 2,791,674.86 × 1,207,589.98 - Step 4: Simplify right side
2,022,913.09x = 3,371,198,589,591.39 - Step 5: Solve for x
x = 3,371,198,589,591.39/2,022,913.09 - Step 6: Final answer
x = 1,666,506.88
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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.