Finding the Fourth Proportional to 1,044,876.68, 1,442,087.43 and 637,215.00
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Solution
The fourth proportional to 1,044,876.68, 1,442,087.43 and 637,215.00 is: 879,452.81
Step by Step Solution
- Step 1: Write the proportion equation
1,044,876.68 : 1,442,087.43 = 637,215.00 : x - Step 2: Convert to fraction form
1,044,876.68/1,442,087.43 = 637,215.00/x - Step 3: Cross multiply
1,044,876.68x = 1,442,087.43 × 637,215.00 - Step 4: Simplify right side
1,044,876.68x = 918,919,733,910.07 - Step 5: Solve for x
x = 918,919,733,910.07/1,044,876.68 - Step 6: Final answer
x = 879,452.81
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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.