Finding the Fourth Proportional to 4,991,268.84, 6,887,950.92 and 2,699,429.52
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Solution
The fourth proportional to 4,991,268.84, 6,887,950.92 and 2,699,429.52 is: 3,725,212.69
Step by Step Solution
- Step 1: Write the proportion equation
4,991,268.84 : 6,887,950.92 = 2,699,429.52 : x - Step 2: Convert to fraction form
4,991,268.84/6,887,950.92 = 2,699,429.52/x - Step 3: Cross multiply
4,991,268.84x = 6,887,950.92 × 2,699,429.52 - Step 4: Simplify right side
4,991,268.84x = 18,593,538,045,759.16 - Step 5: Solve for x
x = 18,593,538,045,759.16/4,991,268.84 - Step 6: Final answer
x = 3,725,212.69
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.