Finding the Fourth Proportional to 1,670,477.49, 2,305,260.36 and 906,531.03
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Solution
The fourth proportional to 1,670,477.49, 2,305,260.36 and 906,531.03 is: 1,251,013.59
Step by Step Solution
- Step 1: Write the proportion equation
1,670,477.49 : 2,305,260.36 = 906,531.03 : x - Step 2: Convert to fraction form
1,670,477.49/2,305,260.36 = 906,531.03/x - Step 3: Cross multiply
1,670,477.49x = 2,305,260.36 × 906,531.03 - Step 4: Simplify right side
1,670,477.49x = 2,089,790,048,568.97 - Step 5: Solve for x
x = 2,089,790,048,568.97/1,670,477.49 - Step 6: Final answer
x = 1,251,013.59
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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.