Finding the Fourth Proportional to 3,353,171.62, 4,627,113.03 and 1,902,867.05
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Solution
The fourth proportional to 3,353,171.62, 4,627,113.03 and 1,902,867.05 is: 2,625,806.82
Step by Step Solution
- Step 1: Write the proportion equation
3,353,171.62 : 4,627,113.03 = 1,902,867.05 : x - Step 2: Convert to fraction form
3,353,171.62/4,627,113.03 = 1,902,867.05/x - Step 3: Cross multiply
3,353,171.62x = 4,627,113.03 × 1,902,867.05 - Step 4: Simplify right side
3,353,171.62x = 8,804,780,921,412.66 - Step 5: Solve for x
x = 8,804,780,921,412.66/3,353,171.62 - Step 6: Final answer
x = 2,625,806.82
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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.