Finding the Fourth Proportional to 1,468,963.80, 2,201,717.70 and 838,474.20
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Solution
The fourth proportional to 1,468,963.80, 2,201,717.70 and 838,474.20 is: 1,256,724.97
Step by Step Solution
- Step 1: Write the proportion equation
1,468,963.80 : 2,201,717.70 = 838,474.20 : x - Step 2: Convert to fraction form
1,468,963.80/2,201,717.70 = 838,474.20/x - Step 3: Cross multiply
1,468,963.80x = 2,201,717.70 × 838,474.20 - Step 4: Simplify right side
1,468,963.80x = 1,846,083,487,133.34 - Step 5: Solve for x
x = 1,846,083,487,133.34/1,468,963.80 - Step 6: Final answer
x = 1,256,724.97
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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.