Finding the Fourth Proportional to 5,051,857.88, 6,971,566.68 and 2,728,750.40
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Solution
The fourth proportional to 5,051,857.88, 6,971,566.68 and 2,728,750.40 is: 3,765,677.07
Step by Step Solution
- Step 1: Write the proportion equation
5,051,857.88 : 6,971,566.68 = 2,728,750.40 : x - Step 2: Convert to fraction form
5,051,857.88/6,971,566.68 = 2,728,750.40/x - Step 3: Cross multiply
5,051,857.88x = 6,971,566.68 × 2,728,750.40 - Step 4: Simplify right side
5,051,857.88x = 19,023,665,366,676.67 - Step 5: Solve for x
x = 19,023,665,366,676.67/5,051,857.88 - Step 6: Final answer
x = 3,765,677.07
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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.