Finding the Fourth Proportional to 1,021,186.84, 1,531,777.83 and 273,232.84
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Solution
The fourth proportional to 1,021,186.84, 1,531,777.83 and 273,232.84 is: 409,848.61
Step by Step Solution
- Step 1: Write the proportion equation
1,021,186.84 : 1,531,777.83 = 273,232.84 : x - Step 2: Convert to fraction form
1,021,186.84/1,531,777.83 = 273,232.84/x - Step 3: Cross multiply
1,021,186.84x = 1,531,777.83 × 273,232.84 - Step 4: Simplify right side
1,021,186.84x = 418,532,006,739.94 - Step 5: Solve for x
x = 418,532,006,739.94/1,021,186.84 - Step 6: Final answer
x = 409,848.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.