Finding the Fourth Proportional to 3,686,541.30, 5,087,450.97 and 2,055,052.26
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Solution
The fourth proportional to 3,686,541.30, 5,087,450.97 and 2,055,052.26 is: 2,835,985.48
Step by Step Solution
- Step 1: Write the proportion equation
3,686,541.30 : 5,087,450.97 = 2,055,052.26 : x - Step 2: Convert to fraction form
3,686,541.30/5,087,450.97 = 2,055,052.26/x - Step 3: Cross multiply
3,686,541.30x = 5,087,450.97 × 2,055,052.26 - Step 4: Simplify right side
3,686,541.30x = 10,454,977,613,537.69 - Step 5: Solve for x
x = 10,454,977,613,537.69/3,686,541.30 - Step 6: Final answer
x = 2,835,985.48
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1.5x scale
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.