Finding the Fourth Proportional to 1,310,310.24, 1,965,476.30 and 411,732.08
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Solution
The fourth proportional to 1,310,310.24, 1,965,476.30 and 411,732.08 is: 617,601.56
Step by Step Solution
- Step 1: Write the proportion equation
1,310,310.24 : 1,965,476.30 = 411,732.08 : x - Step 2: Convert to fraction form
1,310,310.24/1,965,476.30 = 411,732.08/x - Step 3: Cross multiply
1,310,310.24x = 1,965,476.30 × 411,732.08 - Step 4: Simplify right side
1,310,310.24x = 809,249,645,189.70 - Step 5: Solve for x
x = 809,249,645,189.70/1,310,310.24 - Step 6: Final answer
x = 617,601.56
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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.