Finding the Fourth Proportional to 3,170,573.48, 4,348,489 and 3,040,369.28
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Solution
The fourth proportional to 3,170,573.48, 4,348,489 and 3,040,369.28 is: 4,169,911.99
Step by Step Solution
- Step 1: Write the proportion equation
3,170,573.48 : 4,348,489 = 3,040,369.28 : x - Step 2: Convert to fraction form
3,170,573.48/4,348,489 = 3,040,369.28/x - Step 3: Cross multiply
3,170,573.48x = 4,348,489 × 3,040,369.28 - Step 4: Simplify right side
3,170,573.48x = 13,221,012,370,017.92 - Step 5: Solve for x
x = 13,221,012,370,017.92/3,170,573.48 - Step 6: Final answer
x = 4,169,911.99
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.