Finding the Fourth Proportional to 1,035,682.75, 1,553,543.58 and 287,748.19
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Solution
The fourth proportional to 1,035,682.75, 1,553,543.58 and 287,748.19 is: 431,627.69
Step by Step Solution
- Step 1: Write the proportion equation
1,035,682.75 : 1,553,543.58 = 287,748.19 : x - Step 2: Convert to fraction form
1,035,682.75/1,553,543.58 = 287,748.19/x - Step 3: Cross multiply
1,035,682.75x = 1,553,543.58 × 287,748.19 - Step 4: Simplify right side
1,035,682.75x = 447,029,353,231.12 - Step 5: Solve for x
x = 447,029,353,231.12/1,035,682.75 - Step 6: Final answer
x = 431,627.69
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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.