Finding the Fourth Proportional to 5,116,459.68, 7,672,122.24 and 1,703,544.12
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Solution
The fourth proportional to 5,116,459.68, 7,672,122.24 and 1,703,544.12 is: 2,554,461.39
Step by Step Solution
- Step 1: Write the proportion equation
5,116,459.68 : 7,672,122.24 = 1,703,544.12 : x - Step 2: Convert to fraction form
5,116,459.68/7,672,122.24 = 1,703,544.12/x - Step 3: Cross multiply
5,116,459.68x = 7,672,122.24 × 1,703,544.12 - Step 4: Simplify right side
5,116,459.68x = 13,069,798,729,873.23 - Step 5: Solve for x
x = 13,069,798,729,873.23/5,116,459.68 - Step 6: Final answer
x = 2,554,461.39
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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.