Finding the Fourth Proportional to 1,519,918.56, 2,097,549.36 and 840,843.36
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Solution
The fourth proportional to 1,519,918.56, 2,097,549.36 and 840,843.36 is: 1,160,398.00
Step by Step Solution
- Step 1: Write the proportion equation
1,519,918.56 : 2,097,549.36 = 840,843.36 : x - Step 2: Convert to fraction form
1,519,918.56/2,097,549.36 = 840,843.36/x - Step 3: Cross multiply
1,519,918.56x = 2,097,549.36 × 840,843.36 - Step 4: Simplify right side
1,519,918.56x = 1,763,710,451,628.25 - Step 5: Solve for x
x = 1,763,710,451,628.25/1,519,918.56 - Step 6: Final answer
x = 1,160,398.00
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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.