Finding the Fourth Proportional to 2,181,436.93, 3,273,649.85 and 761,492.75
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Solution
The fourth proportional to 2,181,436.93, 3,273,649.85 and 761,492.75 is: 1,142,760.81
Step by Step Solution
- Step 1: Write the proportion equation
2,181,436.93 : 3,273,649.85 = 761,492.75 : x - Step 2: Convert to fraction form
2,181,436.93/3,273,649.85 = 761,492.75/x - Step 3: Cross multiply
2,181,436.93x = 3,273,649.85 × 761,492.75 - Step 4: Simplify right side
2,181,436.93x = 2,492,860,631,190.25 - Step 5: Solve for x
x = 2,492,860,631,190.25/2,181,436.93 - Step 6: Final answer
x = 1,142,760.81
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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.