Finding the Fourth Proportional to 1,167,520.62, 1,751,461.14 and 493,604.12
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Solution
The fourth proportional to 1,167,520.62, 1,751,461.14 and 493,604.12 is: 740,482.37
Step by Step Solution
- Step 1: Write the proportion equation
1,167,520.62 : 1,751,461.14 = 493,604.12 : x - Step 2: Convert to fraction form
1,167,520.62/1,751,461.14 = 493,604.12/x - Step 3: Cross multiply
1,167,520.62x = 1,751,461.14 × 493,604.12 - Step 4: Simplify right side
1,167,520.62x = 864,528,434,723.90 - Step 5: Solve for x
x = 864,528,434,723.90/1,167,520.62 - Step 6: Final answer
x = 740,482.37
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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.