Finding the Fourth Proportional to 1,691,015.14, 2,333,598.42 and 927,117.64
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Solution
The fourth proportional to 1,691,015.14, 2,333,598.42 and 927,117.64 is: 1,279,420.99
Step by Step Solution
- Step 1: Write the proportion equation
1,691,015.14 : 2,333,598.42 = 927,117.64 : x - Step 2: Convert to fraction form
1,691,015.14/2,333,598.42 = 927,117.64/x - Step 3: Cross multiply
1,691,015.14x = 2,333,598.42 × 927,117.64 - Step 4: Simplify right side
1,691,015.14x = 2,163,520,259,858.13 - Step 5: Solve for x
x = 2,163,520,259,858.13/1,691,015.14 - Step 6: Final answer
x = 1,279,420.99
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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.