Finding the Fourth Proportional to 3,438,360.18, 5,157,534.60 and 914,015.70
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Solution
The fourth proportional to 3,438,360.18, 5,157,534.60 and 914,015.70 is: 1,371,022.04
Step by Step Solution
- Step 1: Write the proportion equation
3,438,360.18 : 5,157,534.60 = 914,015.70 : x - Step 2: Convert to fraction form
3,438,360.18/5,157,534.60 = 914,015.70/x - Step 3: Cross multiply
3,438,360.18x = 5,157,534.60 × 914,015.70 - Step 4: Simplify right side
3,438,360.18x = 4,714,067,597,693.22 - Step 5: Solve for x
x = 4,714,067,597,693.22/3,438,360.18 - Step 6: Final answer
x = 1,371,022.04
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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.