Finding the Fourth Proportional to 3,640,642.49, 5,021,922 and 2,352,242.52
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Solution
The fourth proportional to 3,640,642.49, 5,021,922 and 2,352,242.52 is: 3,244,696.09
Step by Step Solution
- Step 1: Write the proportion equation
3,640,642.49 : 5,021,922 = 2,352,242.52 : x - Step 2: Convert to fraction form
3,640,642.49/5,021,922 = 2,352,242.52/x - Step 3: Cross multiply
3,640,642.49x = 5,021,922 × 2,352,242.52 - Step 4: Simplify right side
3,640,642.49x = 11,812,778,460,523.44 - Step 5: Solve for x
x = 11,812,778,460,523.44/3,640,642.49 - Step 6: Final answer
x = 3,244,696.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.