Finding the Fourth Proportional to 1,677,133.97, 2,513,732.64 and 878,791.49
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Solution
The fourth proportional to 1,677,133.97, 2,513,732.64 and 878,791.49 is: 1,317,155.87
Step by Step Solution
- Step 1: Write the proportion equation
1,677,133.97 : 2,513,732.64 = 878,791.49 : x - Step 2: Convert to fraction form
1,677,133.97/2,513,732.64 = 878,791.49/x - Step 3: Cross multiply
1,677,133.97x = 2,513,732.64 × 878,791.49 - Step 4: Simplify right side
1,677,133.97x = 2,209,046,839,598.57 - Step 5: Solve for x
x = 2,209,046,839,598.57/1,677,133.97 - Step 6: Final answer
x = 1,317,155.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.