Finding the Fourth Proportional to 2,378,259.99, 3,280,626.23 and 1,517,850.45
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Solution
The fourth proportional to 2,378,259.99, 3,280,626.23 and 1,517,850.45 is: 2,093,757.63
Step by Step Solution
- Step 1: Write the proportion equation
2,378,259.99 : 3,280,626.23 = 1,517,850.45 : x - Step 2: Convert to fraction form
2,378,259.99/3,280,626.23 = 1,517,850.45/x - Step 3: Cross multiply
2,378,259.99x = 3,280,626.23 × 1,517,850.45 - Step 4: Simplify right side
2,378,259.99x = 4,979,499,991,898.05 - Step 5: Solve for x
x = 4,979,499,991,898.05/2,378,259.99 - Step 6: Final answer
x = 2,093,757.63
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1.5x scale
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.