Finding the Fourth Proportional to 1,248,229.18, 1,722,552.42 and 675,269.20
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Solution
The fourth proportional to 1,248,229.18, 1,722,552.42 and 675,269.20 is: 931,869.41
Step by Step Solution
- Step 1: Write the proportion equation
1,248,229.18 : 1,722,552.42 = 675,269.20 : x - Step 2: Convert to fraction form
1,248,229.18/1,722,552.42 = 675,269.20/x - Step 3: Cross multiply
1,248,229.18x = 1,722,552.42 × 675,269.20 - Step 4: Simplify right side
1,248,229.18x = 1,163,186,594,611.46 - Step 5: Solve for x
x = 1,163,186,594,611.46/1,248,229.18 - Step 6: Final answer
x = 931,869.41
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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.