Finding the Fourth Proportional to 1,177,239.84, 1,624,622.10 and 661,034.94
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Solution
The fourth proportional to 1,177,239.84, 1,624,622.10 and 661,034.94 is: 912,245.69
Step by Step Solution
- Step 1: Write the proportion equation
1,177,239.84 : 1,624,622.10 = 661,034.94 : x - Step 2: Convert to fraction form
1,177,239.84/1,624,622.10 = 661,034.94/x - Step 3: Cross multiply
1,177,239.84x = 1,624,622.10 × 661,034.94 - Step 4: Simplify right side
1,177,239.84x = 1,073,931,972,396.17 - Step 5: Solve for x
x = 1,073,931,972,396.17/1,177,239.84 - Step 6: Final answer
x = 912,245.69
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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.