Finding the Fourth Proportional to 2,932,839.21, 4,399,541.63 and 910,540.13
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Solution
The fourth proportional to 2,932,839.21, 4,399,541.63 and 910,540.13 is: 1,365,897.99
Step by Step Solution
- Step 1: Write the proportion equation
2,932,839.21 : 4,399,541.63 = 910,540.13 : x - Step 2: Convert to fraction form
2,932,839.21/4,399,541.63 = 910,540.13/x - Step 3: Cross multiply
2,932,839.21x = 4,399,541.63 × 910,540.13 - Step 4: Simplify right side
2,932,839.21x = 4,005,959,181,170.20 - Step 5: Solve for x
x = 4,005,959,181,170.20/2,932,839.21 - Step 6: Final answer
x = 1,365,897.99
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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.