Finding the Fourth Proportional to 4,782,585.88, 6,602,324.73 and 3,313,608.22
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Solution
The fourth proportional to 4,782,585.88, 6,602,324.73 and 3,313,608.22 is: 4,574,411.84
Step by Step Solution
- Step 1: Write the proportion equation
4,782,585.88 : 6,602,324.73 = 3,313,608.22 : x - Step 2: Convert to fraction form
4,782,585.88/6,602,324.73 = 3,313,608.22/x - Step 3: Cross multiply
4,782,585.88x = 6,602,324.73 × 3,313,608.22 - Step 4: Simplify right side
4,782,585.88x = 21,877,517,496,437.29 - Step 5: Solve for x
x = 21,877,517,496,437.29/4,782,585.88 - Step 6: Final answer
x = 4,574,411.84
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1.5x scale
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.