Finding the Fourth Proportional to 2,427,960.53, 3,350,586.20 and 1,340,232.81
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Solution
The fourth proportional to 2,427,960.53, 3,350,586.20 and 1,340,232.81 is: 1,849,521.65
Step by Step Solution
- Step 1: Write the proportion equation
2,427,960.53 : 3,350,586.20 = 1,340,232.81 : x - Step 2: Convert to fraction form
2,427,960.53/3,350,586.20 = 1,340,232.81/x - Step 3: Cross multiply
2,427,960.53x = 3,350,586.20 × 1,340,232.81 - Step 4: Simplify right side
2,427,960.53x = 4,490,565,551,272.06 - Step 5: Solve for x
x = 4,490,565,551,272.06/2,427,960.53 - Step 6: Final answer
x = 1,849,521.65
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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.