Finding the Fourth Proportional to 1,485,572.58, 2,229,186.84 and 802,445.67
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Solution
The fourth proportional to 1,485,572.58, 2,229,186.84 and 802,445.67 is: 1,204,115.74
Step by Step Solution
- Step 1: Write the proportion equation
1,485,572.58 : 2,229,186.84 = 802,445.67 : x - Step 2: Convert to fraction form
1,485,572.58/2,229,186.84 = 802,445.67/x - Step 3: Cross multiply
1,485,572.58x = 2,229,186.84 × 802,445.67 - Step 4: Simplify right side
1,485,572.58x = 1,788,801,327,378.98 - Step 5: Solve for x
x = 1,788,801,327,378.98/1,485,572.58 - Step 6: Final answer
x = 1,204,115.74
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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.