Finding the Fourth Proportional to 1,691,852.12, 2,334,767.44 and 927,911.14
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Solution
The fourth proportional to 1,691,852.12, 2,334,767.44 and 927,911.14 is: 1,280,523.69
Step by Step Solution
- Step 1: Write the proportion equation
1,691,852.12 : 2,334,767.44 = 927,911.14 : x - Step 2: Convert to fraction form
1,691,852.12/2,334,767.44 = 927,911.14/x - Step 3: Cross multiply
1,691,852.12x = 2,334,767.44 × 927,911.14 - Step 4: Simplify right side
1,691,852.12x = 2,166,456,716,885.28 - Step 5: Solve for x
x = 2,166,456,716,885.28/1,691,852.12 - Step 6: Final answer
x = 1,280,523.69
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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.