Finding the Fourth Proportional to 4,291,862.22, 5,921,305.04 and 2,659,674.06
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Solution
The fourth proportional to 4,291,862.22, 5,921,305.04 and 2,659,674.06 is: 3,669,442.45
Step by Step Solution
- Step 1: Write the proportion equation
4,291,862.22 : 5,921,305.04 = 2,659,674.06 : x - Step 2: Convert to fraction form
4,291,862.22/5,921,305.04 = 2,659,674.06/x - Step 3: Cross multiply
4,291,862.22x = 5,921,305.04 × 2,659,674.06 - Step 4: Simplify right side
4,291,862.22x = 15,748,741,416,235.26 - Step 5: Solve for x
x = 15,748,741,416,235.26/4,291,862.22 - Step 6: Final answer
x = 3,669,442.45
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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.