Finding the Fourth Proportional to 1,302,942.80, 1,950,612.60 and 929,694.80
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Solution
The fourth proportional to 1,302,942.80, 1,950,612.60 and 929,694.80 is: 1,391,829.63
Step by Step Solution
- Step 1: Write the proportion equation
1,302,942.80 : 1,950,612.60 = 929,694.80 : x - Step 2: Convert to fraction form
1,302,942.80/1,950,612.60 = 929,694.80/x - Step 3: Cross multiply
1,302,942.80x = 1,950,612.60 × 929,694.80 - Step 4: Simplify right side
1,302,942.80x = 1,813,474,391,034.48 - Step 5: Solve for x
x = 1,813,474,391,034.48/1,302,942.80 - Step 6: Final answer
x = 1,391,829.63
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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.