Finding the Fourth Proportional to 1,537,802.70, 2,306,704.05 and 1,449,229.20
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Solution
The fourth proportional to 1,537,802.70, 2,306,704.05 and 1,449,229.20 is: 2,173,843.80
Step by Step Solution
- Step 1: Write the proportion equation
1,537,802.70 : 2,306,704.05 = 1,449,229.20 : x - Step 2: Convert to fraction form
1,537,802.70/2,306,704.05 = 1,449,229.20/x - Step 3: Cross multiply
1,537,802.70x = 2,306,704.05 × 1,449,229.20 - Step 4: Simplify right side
1,537,802.70x = 3,342,942,865,018.26 - Step 5: Solve for x
x = 3,342,942,865,018.26/1,537,802.70 - Step 6: Final answer
x = 2,173,843.80
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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.