Finding the Fourth Proportional to 3,575,918, 4,934,766.84 and 1,966,286
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Solution
The fourth proportional to 3,575,918, 4,934,766.84 and 1,966,286 is: 2,713,474.68
Step by Step Solution
- Step 1: Write the proportion equation
3,575,918 : 4,934,766.84 = 1,966,286 : x - Step 2: Convert to fraction form
3,575,918/4,934,766.84 = 1,966,286/x - Step 3: Cross multiply
3,575,918x = 4,934,766.84 × 1,966,286 - Step 4: Simplify right side
3,575,918x = 9,703,162,950,756.24 - Step 5: Solve for x
x = 9,703,162,950,756.24/3,575,918 - Step 6: Final answer
x = 2,713,474.68
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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.