Finding the Fourth Proportional to 1,635,154.38, 2,256,619.14 and 909,999.96
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Solution
The fourth proportional to 1,635,154.38, 2,256,619.14 and 909,999.96 is: 1,255,858.99
Step by Step Solution
- Step 1: Write the proportion equation
1,635,154.38 : 2,256,619.14 = 909,999.96 : x - Step 2: Convert to fraction form
1,635,154.38/2,256,619.14 = 909,999.96/x - Step 3: Cross multiply
1,635,154.38x = 2,256,619.14 × 909,999.96 - Step 4: Simplify right side
1,635,154.38x = 2,053,523,327,135.23 - Step 5: Solve for x
x = 2,053,523,327,135.23/1,635,154.38 - Step 6: Final answer
x = 1,255,858.99
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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.