Finding the Fourth Proportional to 3,281,669.10, 4,528,585.26 and 2,058,633.09
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Solution
The fourth proportional to 3,281,669.10, 4,528,585.26 and 2,058,633.09 is: 2,840,839.58
Step by Step Solution
- Step 1: Write the proportion equation
3,281,669.10 : 4,528,585.26 = 2,058,633.09 : x - Step 2: Convert to fraction form
3,281,669.10/4,528,585.26 = 2,058,633.09/x - Step 3: Cross multiply
3,281,669.10x = 4,528,585.26 × 2,058,633.09 - Step 4: Simplify right side
3,281,669.10x = 9,322,695,467,122.25 - Step 5: Solve for x
x = 9,322,695,467,122.25/3,281,669.10 - Step 6: Final answer
x = 2,840,839.58
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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.