Finding the Fourth Proportional to 3,186,013.84, 4,396,676.16 and 1,735,708.84
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Solution
The fourth proportional to 3,186,013.84, 4,396,676.16 and 1,735,708.84 is: 2,395,265.70
Step by Step Solution
- Step 1: Write the proportion equation
3,186,013.84 : 4,396,676.16 = 1,735,708.84 : x - Step 2: Convert to fraction form
3,186,013.84/4,396,676.16 = 1,735,708.84/x - Step 3: Cross multiply
3,186,013.84x = 4,396,676.16 × 1,735,708.84 - Step 4: Simplify right side
3,186,013.84x = 7,631,349,677,529.26 - Step 5: Solve for x
x = 7,631,349,677,529.26/3,186,013.84 - Step 6: Final answer
x = 2,395,265.70
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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.