Finding the Fourth Proportional to 1,689,548.31, 2,541,514.26 and 1,531,529.79
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Solution
The fourth proportional to 1,689,548.31, 2,541,514.26 and 1,531,529.79 is: 2,303,813.85
Step by Step Solution
- Step 1: Write the proportion equation
1,689,548.31 : 2,541,514.26 = 1,531,529.79 : x - Step 2: Convert to fraction form
1,689,548.31/2,541,514.26 = 1,531,529.79/x - Step 3: Cross multiply
1,689,548.31x = 2,541,514.26 × 1,531,529.79 - Step 4: Simplify right side
1,689,548.31x = 3,892,404,800,899.81 - Step 5: Solve for x
x = 3,892,404,800,899.81/1,689,548.31 - Step 6: Final answer
x = 2,303,813.85
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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.