Finding the Fourth Proportional to 3,743,963.80, 5,607,651.30 and 3,246,299.80
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Solution
The fourth proportional to 3,743,963.80, 5,607,651.30 and 3,246,299.80 is: 4,862,257.83
Step by Step Solution
- Step 1: Write the proportion equation
3,743,963.80 : 5,607,651.30 = 3,246,299.80 : x - Step 2: Convert to fraction form
3,743,963.80/5,607,651.30 = 3,246,299.80/x - Step 3: Cross multiply
3,743,963.80x = 5,607,651.30 × 3,246,299.80 - Step 4: Simplify right side
3,743,963.80x = 18,204,117,293,659.74 - Step 5: Solve for x
x = 18,204,117,293,659.74/3,743,963.80 - Step 6: Final answer
x = 4,862,257.83
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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.