Finding the Fourth Proportional to 1,029,625.04, 1,544,446.67 and 422,747.12
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Solution
The fourth proportional to 1,029,625.04, 1,544,446.67 and 422,747.12 is: 634,124.41
Step by Step Solution
- Step 1: Write the proportion equation
1,029,625.04 : 1,544,446.67 = 422,747.12 : x - Step 2: Convert to fraction form
1,029,625.04/1,544,446.67 = 422,747.12/x - Step 3: Cross multiply
1,029,625.04x = 1,544,446.67 × 422,747.12 - Step 4: Simplify right side
1,029,625.04x = 652,910,371,900.12 - Step 5: Solve for x
x = 652,910,371,900.12/1,029,625.04 - Step 6: Final answer
x = 634,124.41
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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.