Finding the Fourth Proportional to 3,625,969.63, 5,439,574.09 and 1,494,888.79
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Solution
The fourth proportional to 3,625,969.63, 5,439,574.09 and 1,494,888.79 is: 2,242,588.65
Step by Step Solution
- Step 1: Write the proportion equation
3,625,969.63 : 5,439,574.09 = 1,494,888.79 : x - Step 2: Convert to fraction form
3,625,969.63/5,439,574.09 = 1,494,888.79/x - Step 3: Cross multiply
3,625,969.63x = 5,439,574.09 × 1,494,888.79 - Step 4: Simplify right side
3,625,969.63x = 8,131,558,317,785.13 - Step 5: Solve for x
x = 8,131,558,317,785.13/3,625,969.63 - Step 6: Final answer
x = 2,242,588.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.