Finding the Fourth Proportional to 4,782,583.88, 6,602,321.97 and 3,313,606.22
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Solution
The fourth proportional to 4,782,583.88, 6,602,321.97 and 3,313,606.22 is: 4,574,409.08
Step by Step Solution
- Step 1: Write the proportion equation
4,782,583.88 : 6,602,321.97 = 3,313,606.22 : x - Step 2: Convert to fraction form
4,782,583.88/6,602,321.97 = 3,313,606.22/x - Step 3: Cross multiply
4,782,583.88x = 6,602,321.97 × 3,313,606.22 - Step 4: Simplify right side
4,782,583.88x = 21,877,495,113,223.04 - Step 5: Solve for x
x = 21,877,495,113,223.04/4,782,583.88 - Step 6: Final answer
x = 4,574,409.08
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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.