Finding the Fourth Proportional to 4,304,390.69, 5,939,619.57 and 2,650,275.11
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Solution
The fourth proportional to 4,304,390.69, 5,939,619.57 and 2,650,275.11 is: 3,657,108.99
Step by Step Solution
- Step 1: Write the proportion equation
4,304,390.69 : 5,939,619.57 = 2,650,275.11 : x - Step 2: Convert to fraction form
4,304,390.69/5,939,619.57 = 2,650,275.11/x - Step 3: Cross multiply
4,304,390.69x = 5,939,619.57 × 2,650,275.11 - Step 4: Simplify right side
4,304,390.69x = 15,741,625,909,239.90 - Step 5: Solve for x
x = 15,741,625,909,239.90/4,304,390.69 - Step 6: Final answer
x = 3,657,108.99
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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.