Finding the Fourth Proportional to 2,825,472.67, 3,899,125.21 and 1,536,313.53
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Solution
The fourth proportional to 2,825,472.67, 3,899,125.21 and 1,536,313.53 is: 2,120,097.95
Step by Step Solution
- Step 1: Write the proportion equation
2,825,472.67 : 3,899,125.21 = 1,536,313.53 : x - Step 2: Convert to fraction form
2,825,472.67/3,899,125.21 = 1,536,313.53/x - Step 3: Cross multiply
2,825,472.67x = 3,899,125.21 × 1,536,313.53 - Step 4: Simplify right side
2,825,472.67x = 5,990,278,815,287.09 - Step 5: Solve for x
x = 5,990,278,815,287.09/2,825,472.67 - Step 6: Final answer
x = 2,120,097.95
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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.