Finding the Fourth Proportional to 3,655,072.97, 5,044,528.56 and 2,106,038.08
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Solution
The fourth proportional to 3,655,072.97, 5,044,528.56 and 2,106,038.08 is: 2,906,636.70
Step by Step Solution
- Step 1: Write the proportion equation
3,655,072.97 : 5,044,528.56 = 2,106,038.08 : x - Step 2: Convert to fraction form
3,655,072.97/5,044,528.56 = 2,106,038.08/x - Step 3: Cross multiply
3,655,072.97x = 5,044,528.56 × 2,106,038.08 - Step 4: Simplify right side
3,655,072.97x = 10,623,969,232,477.38 - Step 5: Solve for x
x = 10,623,969,232,477.38/3,655,072.97 - Step 6: Final answer
x = 2,906,636.70
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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.