Finding the Fourth Proportional to 3,210,597.26, 4,430,454.90 and 1,833,670.28
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Solution
The fourth proportional to 3,210,597.26, 4,430,454.90 and 1,833,670.28 is: 2,530,368.28
Step by Step Solution
- Step 1: Write the proportion equation
3,210,597.26 : 4,430,454.90 = 1,833,670.28 : x - Step 2: Convert to fraction form
3,210,597.26/4,430,454.90 = 1,833,670.28/x - Step 3: Cross multiply
3,210,597.26x = 4,430,454.90 × 1,833,670.28 - Step 4: Simplify right side
3,210,597.26x = 8,123,993,477,010.37 - Step 5: Solve for x
x = 8,123,993,477,010.37/3,210,597.26 - Step 6: Final answer
x = 2,530,368.28
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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.