Finding the Fourth Proportional to 1,347,717.10, 2,016,046.05 and 1,215,006.70
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Solution
The fourth proportional to 1,347,717.10, 2,016,046.05 and 1,215,006.70 is: 1,817,524.95
Step by Step Solution
- Step 1: Write the proportion equation
1,347,717.10 : 2,016,046.05 = 1,215,006.70 : x - Step 2: Convert to fraction form
1,347,717.10/2,016,046.05 = 1,215,006.70/x - Step 3: Cross multiply
1,347,717.10x = 2,016,046.05 × 1,215,006.70 - Step 4: Simplify right side
1,347,717.10x = 2,449,509,458,258.54 - Step 5: Solve for x
x = 2,449,509,458,258.54/1,347,717.10 - Step 6: Final answer
x = 1,817,524.95
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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.