Finding the Fourth Proportional to 5,760,982.71, 8,640,301.06 and 2,116,459.97
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Solution
The fourth proportional to 5,760,982.71, 8,640,301.06 and 2,116,459.97 is: 3,174,259.02
Step by Step Solution
- Step 1: Write the proportion equation
5,760,982.71 : 8,640,301.06 = 2,116,459.97 : x - Step 2: Convert to fraction form
5,760,982.71/8,640,301.06 = 2,116,459.97/x - Step 3: Cross multiply
5,760,982.71x = 8,640,301.06 × 2,116,459.97 - Step 4: Simplify right side
5,760,982.71x = 18,286,851,322,238.57 - Step 5: Solve for x
x = 18,286,851,322,238.57/5,760,982.71 - Step 6: Final answer
x = 3,174,259.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.