Finding the Fourth Proportional to 2,758,265.97, 3,806,931.29 and 1,726,253.48
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Solution
The fourth proportional to 2,758,265.97, 3,806,931.29 and 1,726,253.48 is: 2,382,557.89
Step by Step Solution
- Step 1: Write the proportion equation
2,758,265.97 : 3,806,931.29 = 1,726,253.48 : x - Step 2: Convert to fraction form
2,758,265.97/3,806,931.29 = 1,726,253.48/x - Step 3: Cross multiply
2,758,265.97x = 3,806,931.29 × 1,726,253.48 - Step 4: Simplify right side
2,758,265.97x = 6,571,728,359,817.47 - Step 5: Solve for x
x = 6,571,728,359,817.47/2,758,265.97 - Step 6: Final answer
x = 2,382,557.89
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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.