Finding the Fourth Proportional to 892,704.38, 1,343,882.79 and 813,252.96
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Solution
The fourth proportional to 892,704.38, 1,343,882.79 and 813,252.96 is: 1,224,276.13
Step by Step Solution
- Step 1: Write the proportion equation
892,704.38 : 1,343,882.79 = 813,252.96 : x - Step 2: Convert to fraction form
892,704.38/1,343,882.79 = 813,252.96/x - Step 3: Cross multiply
892,704.38x = 1,343,882.79 × 813,252.96 - Step 4: Simplify right side
892,704.38x = 1,092,916,656,860.56 - Step 5: Solve for x
x = 1,092,916,656,860.56/892,704.38 - Step 6: Final answer
x = 1,224,276.13
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.