Finding the Fourth Proportional to 4,517,359.91, 6,775,169.51 and 1,278,872.87
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Solution
The fourth proportional to 4,517,359.91, 6,775,169.51 and 1,278,872.87 is: 1,918,062.90
Step by Step Solution
- Step 1: Write the proportion equation
4,517,359.91 : 6,775,169.51 = 1,278,872.87 : x - Step 2: Convert to fraction form
4,517,359.91/6,775,169.51 = 1,278,872.87/x - Step 3: Cross multiply
4,517,359.91x = 6,775,169.51 × 1,278,872.87 - Step 4: Simplify right side
4,517,359.91x = 8,664,580,435,719.98 - Step 5: Solve for x
x = 8,664,580,435,719.98/4,517,359.91 - Step 6: Final answer
x = 1,918,062.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.