Finding the Fourth Proportional to 1,699,675.09, 2,345,721.07 and 1,269,207.88
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Solution
The fourth proportional to 1,699,675.09, 2,345,721.07 and 1,269,207.88 is: 1,751,633.41
Step by Step Solution
- Step 1: Write the proportion equation
1,699,675.09 : 2,345,721.07 = 1,269,207.88 : x - Step 2: Convert to fraction form
1,699,675.09/2,345,721.07 = 1,269,207.88/x - Step 3: Cross multiply
1,699,675.09x = 2,345,721.07 × 1,269,207.88 - Step 4: Simplify right side
1,699,675.09x = 2,977,207,666,326.03 - Step 5: Solve for x
x = 2,977,207,666,326.03/1,699,675.09 - Step 6: Final answer
x = 1,751,633.41
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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.