Finding the Fourth Proportional to 1,529,704.48, 2,110,996.39 and 841,446.87
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Solution
The fourth proportional to 1,529,704.48, 2,110,996.39 and 841,446.87 is: 1,161,198.99
Step by Step Solution
- Step 1: Write the proportion equation
1,529,704.48 : 2,110,996.39 = 841,446.87 : x - Step 2: Convert to fraction form
1,529,704.48/2,110,996.39 = 841,446.87/x - Step 3: Cross multiply
1,529,704.48x = 2,110,996.39 × 841,446.87 - Step 4: Simplify right side
1,529,704.48x = 1,776,291,298,871.23 - Step 5: Solve for x
x = 1,776,291,298,871.23/1,529,704.48 - Step 6: Final answer
x = 1,161,198.99
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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.