Finding the Fourth Proportional to 2,190,059.22, 3,290,920.84 and 1,179,956.82
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Solution
The fourth proportional to 2,190,059.22, 3,290,920.84 and 1,179,956.82 is: 1,773,077.39
Step by Step Solution
- Step 1: Write the proportion equation
2,190,059.22 : 3,290,920.84 = 1,179,956.82 : x - Step 2: Convert to fraction form
2,190,059.22/3,290,920.84 = 1,179,956.82/x - Step 3: Cross multiply
2,190,059.22x = 3,290,920.84 × 1,179,956.82 - Step 4: Simplify right side
2,190,059.22x = 3,883,144,489,238.13 - Step 5: Solve for x
x = 3,883,144,489,238.13/2,190,059.22 - Step 6: Final answer
x = 1,773,077.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.