Finding the Fourth Proportional to 2,431,217.24, 3,646,872.78 and 748,319
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Solution
The fourth proportional to 2,431,217.24, 3,646,872.78 and 748,319 is: 1,122,492.94
Step by Step Solution
- Step 1: Write the proportion equation
2,431,217.24 : 3,646,872.78 = 748,319 : x - Step 2: Convert to fraction form
2,431,217.24/3,646,872.78 = 748,319/x - Step 3: Cross multiply
2,431,217.24x = 3,646,872.78 × 748,319 - Step 4: Simplify right side
2,431,217.24x = 2,729,024,191,856.82 - Step 5: Solve for x
x = 2,729,024,191,856.82/2,431,217.24 - Step 6: Final answer
x = 1,122,492.94
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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.