Finding the Fourth Proportional to 2,261,956, 3,121,499.28 and 1,295,406.09
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Solution
The fourth proportional to 2,261,956, 3,121,499.28 and 1,295,406.09 is: 1,787,660.40
Step by Step Solution
- Step 1: Write the proportion equation
2,261,956 : 3,121,499.28 = 1,295,406.09 : x - Step 2: Convert to fraction form
2,261,956/3,121,499.28 = 1,295,406.09/x - Step 3: Cross multiply
2,261,956x = 3,121,499.28 × 1,295,406.09 - Step 4: Simplify right side
2,261,956x = 4,043,609,177,242.62 - Step 5: Solve for x
x = 4,043,609,177,242.62/2,261,956 - Step 6: Final answer
x = 1,787,660.40
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.