Finding the Fourth Proportional to 4,866,572.68, 6,715,913.82 and 2,691,262.19
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Solution
The fourth proportional to 4,866,572.68, 6,715,913.82 and 2,691,262.19 is: 3,713,965.89
Step by Step Solution
- Step 1: Write the proportion equation
4,866,572.68 : 6,715,913.82 = 2,691,262.19 : x - Step 2: Convert to fraction form
4,866,572.68/6,715,913.82 = 2,691,262.19/x - Step 3: Cross multiply
4,866,572.68x = 6,715,913.82 × 2,691,262.19 - Step 4: Simplify right side
4,866,572.68x = 18,074,284,941,762.02 - Step 5: Solve for x
x = 18,074,284,941,762.02/4,866,572.68 - Step 6: Final answer
x = 3,713,965.89
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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.