Finding the Fourth Proportional to 5,754,062.48, 7,940,567.04 and 3,175,743.26
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Solution
The fourth proportional to 5,754,062.48, 7,940,567.04 and 3,175,743.26 is: 4,382,504.07
Step by Step Solution
- Step 1: Write the proportion equation
5,754,062.48 : 7,940,567.04 = 3,175,743.26 : x - Step 2: Convert to fraction form
5,754,062.48/7,940,567.04 = 3,175,743.26/x - Step 3: Cross multiply
5,754,062.48x = 7,940,567.04 × 3,175,743.26 - Step 4: Simplify right side
5,754,062.48x = 25,217,202,257,858.15 - Step 5: Solve for x
x = 25,217,202,257,858.15/5,754,062.48 - Step 6: Final answer
x = 4,382,504.07
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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.