Finding the Fourth Proportional to 1,517,557.53, 2,094,665.76 and 1,001,687.97
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Solution
The fourth proportional to 1,517,557.53, 2,094,665.76 and 1,001,687.97 is: 1,382,617.43
Step by Step Solution
- Step 1: Write the proportion equation
1,517,557.53 : 2,094,665.76 = 1,001,687.97 : x - Step 2: Convert to fraction form
1,517,557.53/2,094,665.76 = 1,001,687.97/x - Step 3: Cross multiply
1,517,557.53x = 2,094,665.76 × 1,001,687.97 - Step 4: Simplify right side
1,517,557.53x = 2,098,201,492,962.91 - Step 5: Solve for x
x = 2,098,201,492,962.91/1,517,557.53 - Step 6: Final answer
x = 1,382,617.43
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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.