Finding the Fourth Proportional to 4,635,903.11, 6,397,564.66 and 2,571,110.53
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Solution
The fourth proportional to 4,635,903.11, 6,397,564.66 and 2,571,110.53 is: 3,548,142.72
Step by Step Solution
- Step 1: Write the proportion equation
4,635,903.11 : 6,397,564.66 = 2,571,110.53 : x - Step 2: Convert to fraction form
4,635,903.11/6,397,564.66 = 2,571,110.53/x - Step 3: Cross multiply
4,635,903.11x = 6,397,564.66 × 2,571,110.53 - Step 4: Simplify right side
4,635,903.11x = 16,448,845,841,260.18 - Step 5: Solve for x
x = 16,448,845,841,260.18/4,635,903.11 - Step 6: Final answer
x = 3,548,142.72
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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.