Finding the Fourth Proportional to 1,634,409.24, 2,256,595.88 and 1,022,809.24
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Solution
The fourth proportional to 1,634,409.24, 2,256,595.88 and 1,022,809.24 is: 1,412,172.09
Step by Step Solution
- Step 1: Write the proportion equation
1,634,409.24 : 2,256,595.88 = 1,022,809.24 : x - Step 2: Convert to fraction form
1,634,409.24/2,256,595.88 = 1,022,809.24/x - Step 3: Cross multiply
1,634,409.24x = 2,256,595.88 × 1,022,809.24 - Step 4: Simplify right side
1,634,409.24x = 2,308,067,117,009.93 - Step 5: Solve for x
x = 2,308,067,117,009.93/1,634,409.24 - Step 6: Final answer
x = 1,412,172.09
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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.