Finding the Fourth Proportional to 3,205,292.26, 4,423,302.52 and 1,754,987.31
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Solution
The fourth proportional to 3,205,292.26, 4,423,302.52 and 1,754,987.31 is: 2,421,882.05
Step by Step Solution
- Step 1: Write the proportion equation
3,205,292.26 : 4,423,302.52 = 1,754,987.31 : x - Step 2: Convert to fraction form
3,205,292.26/4,423,302.52 = 1,754,987.31/x - Step 3: Cross multiply
3,205,292.26x = 4,423,302.52 × 1,754,987.31 - Step 4: Simplify right side
3,205,292.26x = 7,762,839,790,891.02 - Step 5: Solve for x
x = 7,762,839,790,891.02/3,205,292.26 - Step 6: Final answer
x = 2,421,882.05
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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.