Finding the Fourth Proportional to 3,445,540.74, 5,168,783.94 and 1,170,454.44
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Solution
The fourth proportional to 3,445,540.74, 5,168,783.94 and 1,170,454.44 is: 1,755,842.28
Step by Step Solution
- Step 1: Write the proportion equation
3,445,540.74 : 5,168,783.94 = 1,170,454.44 : x - Step 2: Convert to fraction form
3,445,540.74/5,168,783.94 = 1,170,454.44/x - Step 3: Cross multiply
3,445,540.74x = 5,168,783.94 × 1,170,454.44 - Step 4: Simplify right side
3,445,540.74x = 6,049,826,111,973.69 - Step 5: Solve for x
x = 6,049,826,111,973.69/3,445,540.74 - Step 6: Final answer
x = 1,755,842.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.