Finding the Fourth Proportional to 2,503,544.09, 3,454,891.76 and 1,357,624.13
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Solution
The fourth proportional to 2,503,544.09, 3,454,891.76 and 1,357,624.13 is: 1,873,521.80
Step by Step Solution
- Step 1: Write the proportion equation
2,503,544.09 : 3,454,891.76 = 1,357,624.13 : x - Step 2: Convert to fraction form
2,503,544.09/3,454,891.76 = 1,357,624.13/x - Step 3: Cross multiply
2,503,544.09x = 3,454,891.76 × 1,357,624.13 - Step 4: Simplify right side
2,503,544.09x = 4,690,444,419,914.17 - Step 5: Solve for x
x = 4,690,444,419,914.17/2,503,544.09 - Step 6: Final answer
x = 1,873,521.80
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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.