Finding the Fourth Proportional to 3,058,842.02, 4,221,310.36 and 1,682,292.20
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Solution
The fourth proportional to 3,058,842.02, 4,221,310.36 and 1,682,292.20 is: 2,321,622.84
Step by Step Solution
- Step 1: Write the proportion equation
3,058,842.02 : 4,221,310.36 = 1,682,292.20 : x - Step 2: Convert to fraction form
3,058,842.02/4,221,310.36 = 1,682,292.20/x - Step 3: Cross multiply
3,058,842.02x = 4,221,310.36 × 1,682,292.20 - Step 4: Simplify right side
3,058,842.02x = 7,101,477,492,407.19 - Step 5: Solve for x
x = 7,101,477,492,407.19/3,058,842.02 - Step 6: Final answer
x = 2,321,622.84
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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.