Finding the Fourth Proportional to 1,691,321.11, 2,537,354.84 and 493,337.18
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Solution
The fourth proportional to 1,691,321.11, 2,537,354.84 and 493,337.18 is: 740,114.62
Step by Step Solution
- Step 1: Write the proportion equation
1,691,321.11 : 2,537,354.84 = 493,337.18 : x - Step 2: Convert to fraction form
1,691,321.11/2,537,354.84 = 493,337.18/x - Step 3: Cross multiply
1,691,321.11x = 2,537,354.84 × 493,337.18 - Step 4: Simplify right side
1,691,321.11x = 1,251,771,485,301.65 - Step 5: Solve for x
x = 1,251,771,485,301.65/1,691,321.11 - Step 6: Final answer
x = 740,114.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.