Finding the Fourth Proportional to 2,078,313.10, 3,116,692.05 and 729,954.70
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Solution
The fourth proportional to 2,078,313.10, 3,116,692.05 and 729,954.70 is: 1,094,658.94
Step by Step Solution
- Step 1: Write the proportion equation
2,078,313.10 : 3,116,692.05 = 729,954.70 : x - Step 2: Convert to fraction form
2,078,313.10/3,116,692.05 = 729,954.70/x - Step 3: Cross multiply
2,078,313.10x = 3,116,692.05 × 729,954.70 - Step 4: Simplify right side
2,078,313.10x = 2,275,044,010,350.13 - Step 5: Solve for x
x = 2,275,044,010,350.13/2,078,313.10 - Step 6: Final answer
x = 1,094,658.94
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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.