Finding the Fourth Proportional to 3,473,717.16, 4,793,995.62 and 2,185,661.64
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Solution
The fourth proportional to 3,473,717.16, 4,793,995.62 and 2,185,661.64 is: 3,016,380.39
Step by Step Solution
- Step 1: Write the proportion equation
3,473,717.16 : 4,793,995.62 = 2,185,661.64 : x - Step 2: Convert to fraction form
3,473,717.16/4,793,995.62 = 2,185,661.64/x - Step 3: Cross multiply
3,473,717.16x = 4,793,995.62 × 2,185,661.64 - Step 4: Simplify right side
3,473,717.16x = 10,478,052,328,962.02 - Step 5: Solve for x
x = 10,478,052,328,962.02/3,473,717.16 - Step 6: Final answer
x = 3,016,380.39
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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.