Finding the Fourth Proportional to 2,836,817.11, 3,914,789.02 and 1,613,122.84
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Solution
The fourth proportional to 2,836,817.11, 3,914,789.02 and 1,613,122.84 is: 2,226,098.95
Step by Step Solution
- Step 1: Write the proportion equation
2,836,817.11 : 3,914,789.02 = 1,613,122.84 : x - Step 2: Convert to fraction form
2,836,817.11/3,914,789.02 = 1,613,122.84/x - Step 3: Cross multiply
2,836,817.11x = 3,914,789.02 × 1,613,122.84 - Step 4: Simplify right side
2,836,817.11x = 6,315,035,581,943.22 - Step 5: Solve for x
x = 6,315,035,581,943.22/2,836,817.11 - Step 6: Final answer
x = 2,226,098.95
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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.