Finding the Fourth Proportional to 1,126,054.24, 1,553,985.08 and 635,984.44
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Solution
The fourth proportional to 1,126,054.24, 1,553,985.08 and 635,984.44 is: 877,675.60
Step by Step Solution
- Step 1: Write the proportion equation
1,126,054.24 : 1,553,985.08 = 635,984.44 : x - Step 2: Convert to fraction form
1,126,054.24/1,553,985.08 = 635,984.44/x - Step 3: Cross multiply
1,126,054.24x = 1,553,985.08 × 635,984.44 - Step 4: Simplify right side
1,126,054.24x = 988,310,330,872.16 - Step 5: Solve for x
x = 988,310,330,872.16/1,126,054.24 - Step 6: Final answer
x = 877,675.60
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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.