Finding the Fourth Proportional to 3,640,496.10, 5,460,744.15 and 1,115,823.30
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Solution
The fourth proportional to 3,640,496.10, 5,460,744.15 and 1,115,823.30 is: 1,673,734.95
Step by Step Solution
- Step 1: Write the proportion equation
3,640,496.10 : 5,460,744.15 = 1,115,823.30 : x - Step 2: Convert to fraction form
3,640,496.10/5,460,744.15 = 1,115,823.30/x - Step 3: Cross multiply
3,640,496.10x = 5,460,744.15 × 1,115,823.30 - Step 4: Simplify right side
3,640,496.10x = 6,093,225,557,908.70 - Step 5: Solve for x
x = 6,093,225,557,908.70/3,640,496.10 - Step 6: Final answer
x = 1,673,734.95
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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.