Finding the Fourth Proportional to 2,427,903.05, 3,350,505.70 and 1,340,174.34
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Solution
The fourth proportional to 2,427,903.05, 3,350,505.70 and 1,340,174.34 is: 1,849,440.31
Step by Step Solution
- Step 1: Write the proportion equation
2,427,903.05 : 3,350,505.70 = 1,340,174.34 : x - Step 2: Convert to fraction form
2,427,903.05/3,350,505.70 = 1,340,174.34/x - Step 3: Cross multiply
2,427,903.05x = 3,350,505.70 × 1,340,174.34 - Step 4: Simplify right side
2,427,903.05x = 4,490,261,765,163.74 - Step 5: Solve for x
x = 4,490,261,765,163.74/2,427,903.05 - Step 6: Final answer
x = 1,849,440.31
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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.