Finding the Fourth Proportional to 3,486,075.71, 5,229,414.79 and 961,730.96
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Solution
The fourth proportional to 3,486,075.71, 5,229,414.79 and 961,730.96 is: 1,442,679.54
Step by Step Solution
- Step 1: Write the proportion equation
3,486,075.71 : 5,229,414.79 = 961,730.96 : x - Step 2: Convert to fraction form
3,486,075.71/5,229,414.79 = 961,730.96/x - Step 3: Cross multiply
3,486,075.71x = 5,229,414.79 × 961,730.96 - Step 4: Simplify right side
3,486,075.71x = 5,029,290,116,894.11 - Step 5: Solve for x
x = 5,029,290,116,894.11/3,486,075.71 - Step 6: Final answer
x = 1,442,679.54
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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.