Finding the Fourth Proportional to 1,618,601.11, 2,428,617.90 and 849,917.99
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Solution
The fourth proportional to 1,618,601.11, 2,428,617.90 and 849,917.99 is: 1,275,253.08
Step by Step Solution
- Step 1: Write the proportion equation
1,618,601.11 : 2,428,617.90 = 849,917.99 : x - Step 2: Convert to fraction form
1,618,601.11/2,428,617.90 = 849,917.99/x - Step 3: Cross multiply
1,618,601.11x = 2,428,617.90 × 849,917.99 - Step 4: Simplify right side
1,618,601.11x = 2,064,126,044,046.02 - Step 5: Solve for x
x = 2,064,126,044,046.02/1,618,601.11 - Step 6: Final answer
x = 1,275,253.08
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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.