Finding the Fourth Proportional to 2,252,343.12, 3,108,232.52 and 1,219,850.96
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Solution
The fourth proportional to 2,252,343.12, 3,108,232.52 and 1,219,850.96 is: 1,683,393.79
Step by Step Solution
- Step 1: Write the proportion equation
2,252,343.12 : 3,108,232.52 = 1,219,850.96 : x - Step 2: Convert to fraction form
2,252,343.12/3,108,232.52 = 1,219,850.96/x - Step 3: Cross multiply
2,252,343.12x = 3,108,232.52 × 1,219,850.96 - Step 4: Simplify right side
2,252,343.12x = 3,791,580,406,359.24 - Step 5: Solve for x
x = 3,791,580,406,359.24/2,252,343.12 - Step 6: Final answer
x = 1,683,393.79
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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.