Finding the Fourth Proportional to 1,581,575.63, 2,373,086.36 and 860,837.63
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Solution
The fourth proportional to 1,581,575.63, 2,373,086.36 and 860,837.63 is: 1,291,649.92
Step by Step Solution
- Step 1: Write the proportion equation
1,581,575.63 : 2,373,086.36 = 860,837.63 : x - Step 2: Convert to fraction form
1,581,575.63/2,373,086.36 = 860,837.63/x - Step 3: Cross multiply
1,581,575.63x = 2,373,086.36 × 860,837.63 - Step 4: Simplify right side
1,581,575.63x = 2,042,842,028,214.39 - Step 5: Solve for x
x = 2,042,842,028,214.39/1,581,575.63 - Step 6: Final answer
x = 1,291,649.92
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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.