Finding the Fourth Proportional to 1,235,761.70, 1,852,473.80 and 931,684.05
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Solution
The fourth proportional to 1,235,761.70, 1,852,473.80 and 931,684.05 is: 1,396,644.92
Step by Step Solution
- Step 1: Write the proportion equation
1,235,761.70 : 1,852,473.80 = 931,684.05 : x - Step 2: Convert to fraction form
1,235,761.70/1,852,473.80 = 931,684.05/x - Step 3: Cross multiply
1,235,761.70x = 1,852,473.80 × 931,684.05 - Step 4: Simplify right side
1,235,761.70x = 1,725,920,287,844.47 - Step 5: Solve for x
x = 1,725,920,287,844.47/1,235,761.70 - Step 6: Final answer
x = 1,396,644.92
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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.