Finding the Fourth Proportional to 2,633,805.96, 3,950,680.14 and 639,261.96
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Solution
The fourth proportional to 2,633,805.96, 3,950,680.14 and 639,261.96 is: 958,885.95
Step by Step Solution
- Step 1: Write the proportion equation
2,633,805.96 : 3,950,680.14 = 639,261.96 : x - Step 2: Convert to fraction form
2,633,805.96/3,950,680.14 = 639,261.96/x - Step 3: Cross multiply
2,633,805.96x = 3,950,680.14 × 639,261.96 - Step 4: Simplify right side
2,633,805.96x = 2,525,519,529,629.47 - Step 5: Solve for x
x = 2,525,519,529,629.47/2,633,805.96 - Step 6: Final answer
x = 958,885.95
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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.