Finding the Fourth Proportional to 2,708,310.70, 4,062,466.05 and 686,550.70
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Solution
The fourth proportional to 2,708,310.70, 4,062,466.05 and 686,550.70 is: 1,029,826.05
Step by Step Solution
- Step 1: Write the proportion equation
2,708,310.70 : 4,062,466.05 = 686,550.70 : x - Step 2: Convert to fraction form
2,708,310.70/4,062,466.05 = 686,550.70/x - Step 3: Cross multiply
2,708,310.70x = 4,062,466.05 × 686,550.70 - Step 4: Simplify right side
2,708,310.70x = 2,789,088,910,353.74 - Step 5: Solve for x
x = 2,789,088,910,353.74/2,708,310.70 - Step 6: Final answer
x = 1,029,826.05
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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.