Finding the Fourth Proportional to 4,551,939.79, 6,282,573.71 and 2,715,478.98
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Solution
The fourth proportional to 4,551,939.79, 6,282,573.71 and 2,715,478.98 is: 3,747,895.99
Step by Step Solution
- Step 1: Write the proportion equation
4,551,939.79 : 6,282,573.71 = 2,715,478.98 : x - Step 2: Convert to fraction form
4,551,939.79/6,282,573.71 = 2,715,478.98/x - Step 3: Cross multiply
4,551,939.79x = 6,282,573.71 × 2,715,478.98 - Step 4: Simplify right side
4,551,939.79x = 17,060,196,870,919.09 - Step 5: Solve for x
x = 17,060,196,870,919.09/4,551,939.79 - Step 6: Final answer
x = 3,747,895.99
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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.