Finding the Fourth Proportional to 3,902,804.70, 5,854,207.05 and 1,062,912.30
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Solution
The fourth proportional to 3,902,804.70, 5,854,207.05 and 1,062,912.30 is: 1,594,368.45
Step by Step Solution
- Step 1: Write the proportion equation
3,902,804.70 : 5,854,207.05 = 1,062,912.30 : x - Step 2: Convert to fraction form
3,902,804.70/5,854,207.05 = 1,062,912.30/x - Step 3: Cross multiply
3,902,804.70x = 5,854,207.05 × 1,062,912.30 - Step 4: Simplify right side
3,902,804.70x = 6,222,508,680,191.72 - Step 5: Solve for x
x = 6,222,508,680,191.72/3,902,804.70 - Step 6: Final answer
x = 1,594,368.45
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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.