Finding the Fourth Proportional to 1,141,135.59, 1,574,767.12 and 631,837.97
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Solution
The fourth proportional to 1,141,135.59, 1,574,767.12 and 631,837.97 is: 871,936.40
Step by Step Solution
- Step 1: Write the proportion equation
1,141,135.59 : 1,574,767.12 = 631,837.97 : x - Step 2: Convert to fraction form
1,141,135.59/1,574,767.12 = 631,837.97/x - Step 3: Cross multiply
1,141,135.59x = 1,574,767.12 × 631,837.97 - Step 4: Simplify right side
1,141,135.59x = 994,997,657,960.19 - Step 5: Solve for x
x = 994,997,657,960.19/1,141,135.59 - Step 6: Final answer
x = 871,936.40
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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.