Finding the Fourth Proportional to 1,699,674.33, 2,345,720.04 and 1,269,207.12
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Solution
The fourth proportional to 1,699,674.33, 2,345,720.04 and 1,269,207.12 is: 1,751,632.37
Step by Step Solution
- Step 1: Write the proportion equation
1,699,674.33 : 2,345,720.04 = 1,269,207.12 : x - Step 2: Convert to fraction form
1,699,674.33/2,345,720.04 = 1,269,207.12/x - Step 3: Cross multiply
1,699,674.33x = 2,345,720.04 × 1,269,207.12 - Step 4: Simplify right side
1,699,674.33x = 2,977,204,576,294.69 - Step 5: Solve for x
x = 2,977,204,576,294.69/1,699,674.33 - Step 6: Final answer
x = 1,751,632.37
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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.