Finding the Fourth Proportional to 3,425,770.14, 4,727,224.71 and 1,955,697.18
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Solution
The fourth proportional to 3,425,770.14, 4,727,224.71 and 1,955,697.18 is: 2,698,669.10
Step by Step Solution
- Step 1: Write the proportion equation
3,425,770.14 : 4,727,224.71 = 1,955,697.18 : x - Step 2: Convert to fraction form
3,425,770.14/4,727,224.71 = 1,955,697.18/x - Step 3: Cross multiply
3,425,770.14x = 4,727,224.71 × 1,955,697.18 - Step 4: Simplify right side
3,425,770.14x = 9,245,020,034,573.32 - Step 5: Solve for x
x = 9,245,020,034,573.32/3,425,770.14 - Step 6: Final answer
x = 2,698,669.10
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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.