Finding the Fourth Proportional to 3,906,957.97, 5,862,435.32 and 1,859,931.44
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Solution
The fourth proportional to 3,906,957.97, 5,862,435.32 and 1,859,931.44 is: 2,790,848.49
Step by Step Solution
- Step 1: Write the proportion equation
3,906,957.97 : 5,862,435.32 = 1,859,931.44 : x - Step 2: Convert to fraction form
3,906,957.97/5,862,435.32 = 1,859,931.44/x - Step 3: Cross multiply
3,906,957.97x = 5,862,435.32 × 1,859,931.44 - Step 4: Simplify right side
3,906,957.97x = 10,903,727,737,322.29 - Step 5: Solve for x
x = 10,903,727,737,322.29/3,906,957.97 - Step 6: Final answer
x = 2,790,848.49
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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.