Finding the Fourth Proportional to 1,125,112.07, 1,552,724.78 and 635,164.53
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Solution
The fourth proportional to 1,125,112.07, 1,552,724.78 and 635,164.53 is: 876,566.63
Step by Step Solution
- Step 1: Write the proportion equation
1,125,112.07 : 1,552,724.78 = 635,164.53 : x - Step 2: Convert to fraction form
1,125,112.07/1,552,724.78 = 635,164.53/x - Step 3: Cross multiply
1,125,112.07x = 1,552,724.78 × 635,164.53 - Step 4: Simplify right side
1,125,112.07x = 986,235,701,226.24 - Step 5: Solve for x
x = 986,235,701,226.24/1,125,112.07 - Step 6: Final answer
x = 876,566.63
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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.