Finding the Fourth Proportional to 1,672,344.48, 2,307,839.76 and 908,391.84
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Solution
The fourth proportional to 1,672,344.48, 2,307,839.76 and 908,391.84 is: 1,253,583.12
Step by Step Solution
- Step 1: Write the proportion equation
1,672,344.48 : 2,307,839.76 = 908,391.84 : x - Step 2: Convert to fraction form
1,672,344.48/2,307,839.76 = 908,391.84/x - Step 3: Cross multiply
1,672,344.48x = 2,307,839.76 × 908,391.84 - Step 4: Simplify right side
1,672,344.48x = 2,096,422,806,011.56 - Step 5: Solve for x
x = 2,096,422,806,011.56/1,672,344.48 - Step 6: Final answer
x = 1,253,583.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.