Finding the Fourth Proportional to 1,749,598.26, 2,412,844.25 and 1,199,113.97
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Solution
The fourth proportional to 1,749,598.26, 2,412,844.25 and 1,199,113.97 is: 1,653,679.76
Step by Step Solution
- Step 1: Write the proportion equation
1,749,598.26 : 2,412,844.25 = 1,199,113.97 : x - Step 2: Convert to fraction form
1,749,598.26/2,412,844.25 = 1,199,113.97/x - Step 3: Cross multiply
1,749,598.26x = 2,412,844.25 × 1,199,113.97 - Step 4: Simplify right side
1,749,598.26x = 2,893,275,229,549.38 - Step 5: Solve for x
x = 2,893,275,229,549.38/1,749,598.26 - Step 6: Final answer
x = 1,653,679.76
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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.