Finding the Fourth Proportional to 3,711,232.60, 5,121,414.24 and 2,183,438.08
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Solution
The fourth proportional to 3,711,232.60, 5,121,414.24 and 2,183,438.08 is: 3,013,093.51
Step by Step Solution
- Step 1: Write the proportion equation
3,711,232.60 : 5,121,414.24 = 2,183,438.08 : x - Step 2: Convert to fraction form
3,711,232.60/5,121,414.24 = 2,183,438.08/x - Step 3: Cross multiply
3,711,232.60x = 5,121,414.24 × 2,183,438.08 - Step 4: Simplify right side
3,711,232.60x = 11,182,290,875,070.26 - Step 5: Solve for x
x = 11,182,290,875,070.26/3,711,232.60 - Step 6: Final answer
x = 3,013,093.51
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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.