Finding the Fourth Proportional to 1,670,326.97, 2,305,057.34 and 906,380.51
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Solution
The fourth proportional to 1,670,326.97, 2,305,057.34 and 906,380.51 is: 1,250,808.43
Step by Step Solution
- Step 1: Write the proportion equation
1,670,326.97 : 2,305,057.34 = 906,380.51 : x - Step 2: Convert to fraction form
1,670,326.97/2,305,057.34 = 906,380.51/x - Step 3: Cross multiply
1,670,326.97x = 2,305,057.34 × 906,380.51 - Step 4: Simplify right side
1,670,326.97x = 2,089,259,047,408.44 - Step 5: Solve for x
x = 2,089,259,047,408.44/1,670,326.97 - Step 6: Final answer
x = 1,250,808.43
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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.