Finding the Fourth Proportional to 1,907,906.10, 2,632,952.07 and 1,048,480.74
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Solution
The fourth proportional to 1,907,906.10, 2,632,952.07 and 1,048,480.74 is: 1,446,926.31
Step by Step Solution
- Step 1: Write the proportion equation
1,907,906.10 : 2,632,952.07 = 1,048,480.74 : x - Step 2: Convert to fraction form
1,907,906.10/2,632,952.07 = 1,048,480.74/x - Step 3: Cross multiply
1,907,906.10x = 2,632,952.07 × 1,048,480.74 - Step 4: Simplify right side
1,907,906.10x = 2,760,599,534,738.13 - Step 5: Solve for x
x = 2,760,599,534,738.13/1,907,906.10 - Step 6: Final answer
x = 1,446,926.31
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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.