Finding the Fourth Proportional to 2,053,207.80, 3,079,811.70 and 557,299.80
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Solution
The fourth proportional to 2,053,207.80, 3,079,811.70 and 557,299.80 is: 835,949.70
Step by Step Solution
- Step 1: Write the proportion equation
2,053,207.80 : 3,079,811.70 = 557,299.80 : x - Step 2: Convert to fraction form
2,053,207.80/3,079,811.70 = 557,299.80/x - Step 3: Cross multiply
2,053,207.80x = 3,079,811.70 × 557,299.80 - Step 4: Simplify right side
2,053,207.80x = 1,716,378,444,447.66 - Step 5: Solve for x
x = 1,716,378,444,447.66/2,053,207.80 - Step 6: Final answer
x = 835,949.70
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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.