Finding the Fourth Proportional to 1,517,879.58, 2,276,819.36 and 571,462.62
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Solution
The fourth proportional to 1,517,879.58, 2,276,819.36 and 571,462.62 is: 857,193.93
Step by Step Solution
- Step 1: Write the proportion equation
1,517,879.58 : 2,276,819.36 = 571,462.62 : x - Step 2: Convert to fraction form
1,517,879.58/2,276,819.36 = 571,462.62/x - Step 3: Cross multiply
1,517,879.58x = 2,276,819.36 × 571,462.62 - Step 4: Simplify right side
1,517,879.58x = 1,301,117,156,732.32 - Step 5: Solve for x
x = 1,301,117,156,732.32/1,517,879.58 - Step 6: Final answer
x = 857,193.93
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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.