Finding the Fourth Proportional to 1,121,860.01, 1,682,790.02 and 523,239.84
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Solution
The fourth proportional to 1,121,860.01, 1,682,790.02 and 523,239.84 is: 784,859.76
Step by Step Solution
- Step 1: Write the proportion equation
1,121,860.01 : 1,682,790.02 = 523,239.84 : x - Step 2: Convert to fraction form
1,121,860.01/1,682,790.02 = 523,239.84/x - Step 3: Cross multiply
1,121,860.01x = 1,682,790.02 × 523,239.84 - Step 4: Simplify right side
1,121,860.01x = 880,502,780,818.40 - Step 5: Solve for x
x = 880,502,780,818.40/1,121,860.01 - Step 6: Final answer
x = 784,859.76
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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.