Finding the Fourth Proportional to 2,631,299.36, 3,948,523.65 and 1,135,391.36
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Solution
The fourth proportional to 2,631,299.36, 3,948,523.65 and 1,135,391.36 is: 1,703,766.47
Step by Step Solution
- Step 1: Write the proportion equation
2,631,299.36 : 3,948,523.65 = 1,135,391.36 : x - Step 2: Convert to fraction form
2,631,299.36/3,948,523.65 = 1,135,391.36/x - Step 3: Cross multiply
2,631,299.36x = 3,948,523.65 × 1,135,391.36 - Step 4: Simplify right side
2,631,299.36x = 4,483,119,617,223.05 - Step 5: Solve for x
x = 4,483,119,617,223.05/2,631,299.36 - Step 6: Final answer
x = 1,703,766.47
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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.