Finding the Fourth Proportional to 1,765,405.05, 2,647,713.46 and 818,652.75
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Solution
The fourth proportional to 1,765,405.05, 2,647,713.46 and 818,652.75 is: 1,227,796.37
Step by Step Solution
- Step 1: Write the proportion equation
1,765,405.05 : 2,647,713.46 = 818,652.75 : x - Step 2: Convert to fraction form
1,765,405.05/2,647,713.46 = 818,652.75/x - Step 3: Cross multiply
1,765,405.05x = 2,647,713.46 × 818,652.75 - Step 4: Simplify right side
1,765,405.05x = 2,167,557,905,241.02 - Step 5: Solve for x
x = 2,167,557,905,241.02/1,765,405.05 - Step 6: Final answer
x = 1,227,796.37
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.