Finding the Fourth Proportional to 3,655,087.68, 5,044,548.60 and 2,106,052.68
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Solution
The fourth proportional to 3,655,087.68, 5,044,548.60 and 2,106,052.68 is: 2,906,656.70
Step by Step Solution
- Step 1: Write the proportion equation
3,655,087.68 : 5,044,548.60 = 2,106,052.68 : x - Step 2: Convert to fraction form
3,655,087.68/5,044,548.60 = 2,106,052.68/x - Step 3: Cross multiply
3,655,087.68x = 5,044,548.60 × 2,106,052.68 - Step 4: Simplify right side
3,655,087.68x = 10,624,085,098,420.25 - Step 5: Solve for x
x = 10,624,085,098,420.25/3,655,087.68 - Step 6: Final answer
x = 2,906,656.70
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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.